211957788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3539}}^1$

素因数の和:3607

約数の個数: 96

約数和(自身を含む): 608993280

約数和(自身を除く): 397035492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 31, 42, 46, 62, 69, 84, 92, 93, 124, 138, 161, 186, 217, 276, 322, 372, 434, 483, 644, 651, 713, 868, 966, 1302, 1426, 1932, 2139, 2604, 2852, 3539, 4278, 4991, 7078, 8556, 9982, 10617, 14156, 14973, 19964, 21234, 24773, 29946, 42468, 49546, 59892, 74319, 81397, 99092, 109709, 148638, 162794, 219418, 244191, 297276, 325588, 329127, 438836, 488382, 569779, 658254, 767963, 976764, 1139558, 1316508, 1535926, 1709337, 2279116, 2303889, 2523307, 3071852, 3418674, 4607778, 5046614, 6837348, 7569921, 9215556, 10093228, 15139842, 17663149, 30279684, 35326298, 52989447, 70652596, 105978894, 211957788]

約数ペア:

[(1, 211957788), (2, 105978894), (3, 70652596), (4, 52989447), (6, 35326298), (7, 30279684), (12, 17663149), (14, 15139842), (21, 10093228), (23, 9215556), (28, 7569921), (31, 6837348), (42, 5046614), (46, 4607778), (62, 3418674), (69, 3071852), (84, 2523307), (92, 2303889), (93, 2279116), (124, 1709337), (138, 1535926), (161, 1316508), (186, 1139558), (217, 976764), (276, 767963), (322, 658254), (372, 569779), (434, 488382), (483, 438836), (644, 329127), (651, 325588), (713, 297276), (868, 244191), (966, 219418), (1302, 162794), (1426, 148638), (1932, 109709), (2139, 99092), (2604, 81397), (2852, 74319), (3539, 59892), (4278, 49546), (4991, 42468), (7078, 29946), (8556, 24773), (9982, 21234), (10617, 19964), (14156, 14973)]