7889529388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 16773819552

約数和(自身を除く): 8884290164

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 37, 52, 62, 68, 74, 124, 148, 221, 251, 403, 442, 481, 502, 527, 629, 806, 884, 961, 962, 1004, 1054, 1147, 1258, 1612, 1922, 1924, 2108, 2294, 2516, 3263, 3844, 4267, 4588, 6526, 6851, 7781, 8177, 8534, 9287, 12493, 13052, 13702, 14911, 15562, 16337, 16354, 17068, 18574, 19499, 24986, 27404, 29822, 31124, 32674, 32708, 35557, 37148, 38998, 49972, 55471, 59644, 65348, 71114, 77996, 101153, 110942, 120731, 132277, 142228, 157879, 202306, 212381, 221884, 241211, 241462, 253487, 264554, 287897, 315758, 404612, 424762, 462241, 482422, 482924, 506974, 529108, 575794, 604469, 631516, 849524, 924482, 964844, 1013948, 1151588, 1208938, 1719601, 1848964, 2052427, 2417876, 3135743, 3439202, 3742661, 4100587, 4104854, 4894249, 6271486, 6878404, 7485322, 7858097, 8201174, 8209708, 8924807, 9788498, 12542972, 14970644, 15716194, 16402348, 17849614, 19576996, 31432388, 35699228, 53307631, 63625237, 106615262, 116022491, 127250474, 151721719, 213230524, 232044982, 254500948, 303443438, 464089964, 606886876, 1972382347, 3944764694, 7889529388]

約数ペア:

[(1, 7889529388), (2, 3944764694), (4, 1972382347), (13, 606886876), (17, 464089964), (26, 303443438), (31, 254500948), (34, 232044982), (37, 213230524), (52, 151721719), (62, 127250474), (68, 116022491), (74, 106615262), (124, 63625237), (148, 53307631), (221, 35699228), (251, 31432388), (403, 19576996), (442, 17849614), (481, 16402348), (502, 15716194), (527, 14970644), (629, 12542972), (806, 9788498), (884, 8924807), (961, 8209708), (962, 8201174), (1004, 7858097), (1054, 7485322), (1147, 6878404), (1258, 6271486), (1612, 4894249), (1922, 4104854), (1924, 4100587), (2108, 3742661), (2294, 3439202), (2516, 3135743), (3263, 2417876), (3844, 2052427), (4267, 1848964), (4588, 1719601), (6526, 1208938), (6851, 1151588), (7781, 1013948), (8177, 964844), (8534, 924482), (9287, 849524), (12493, 631516), (13052, 604469), (13702, 575794), (14911, 529108), (15562, 506974), (16337, 482924), (16354, 482422), (17068, 462241), (18574, 424762), (19499, 404612), (24986, 315758), (27404, 287897), (29822, 264554), (31124, 253487), (32674, 241462), (32708, 241211), (35557, 221884), (37148, 212381), (38998, 202306), (49972, 157879), (55471, 142228), (59644, 132277), (65348, 120731), (71114, 110942), (77996, 101153)]