257804932

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1021

約数の個数: 96

約数和(自身を含む): 607461120

約数和(自身を除く): 349656188

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 53, 68, 77, 106, 119, 154, 187, 212, 238, 308, 371, 374, 476, 583, 742, 748, 901, 929, 1166, 1309, 1484, 1802, 1858, 2332, 2618, 3604, 3716, 4081, 5236, 6307, 6503, 8162, 9911, 10219, 12614, 13006, 15793, 16324, 19822, 20438, 25228, 26012, 31586, 39644, 40876, 49237, 63172, 69377, 71533, 98474, 110551, 138754, 143066, 173723, 196948, 221102, 277508, 286132, 344659, 347446, 442204, 541607, 689318, 694892, 837029, 1083214, 1216061, 1378636, 1674058, 2166428, 2432122, 3348116, 3791249, 4864244, 5859203, 7582498, 9207319, 11718406, 15164996, 18414638, 23436812, 36829276, 64451233, 128902466, 257804932]

約数ペア:

[(1, 257804932), (2, 128902466), (4, 64451233), (7, 36829276), (11, 23436812), (14, 18414638), (17, 15164996), (22, 11718406), (28, 9207319), (34, 7582498), (44, 5859203), (53, 4864244), (68, 3791249), (77, 3348116), (106, 2432122), (119, 2166428), (154, 1674058), (187, 1378636), (212, 1216061), (238, 1083214), (308, 837029), (371, 694892), (374, 689318), (476, 541607), (583, 442204), (742, 347446), (748, 344659), (901, 286132), (929, 277508), (1166, 221102), (1309, 196948), (1484, 173723), (1802, 143066), (1858, 138754), (2332, 110551), (2618, 98474), (3604, 71533), (3716, 69377), (4081, 63172), (5236, 49237), (6307, 40876), (6503, 39644), (8162, 31586), (9911, 26012), (10219, 25228), (12614, 20438), (13006, 19822), (15793, 16324)]