285605294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 500301312

約数和(自身を除く): 214696018

約数列:

[1, 2, 13, 26, 31, 37, 61, 62, 74, 122, 157, 314, 403, 481, 793, 806, 962, 1147, 1586, 1891, 2041, 2257, 2294, 3782, 4082, 4514, 4867, 5809, 9577, 9734, 11618, 14911, 19154, 24583, 29341, 29822, 49166, 58682, 63271, 69967, 75517, 124501, 126542, 139934, 151034, 180079, 249002, 296887, 354349, 360158, 593774, 708698, 909571, 1819142, 2341027, 3859531, 4606537, 4682054, 7719062, 9213074, 10984819, 21969638, 142802647, 285605294]

約数ペア:

[(1, 285605294), (2, 142802647), (13, 21969638), (26, 10984819), (31, 9213074), (37, 7719062), (61, 4682054), (62, 4606537), (74, 3859531), (122, 2341027), (157, 1819142), (314, 909571), (403, 708698), (481, 593774), (793, 360158), (806, 354349), (962, 296887), (1147, 249002), (1586, 180079), (1891, 151034), (2041, 139934), (2257, 126542), (2294, 124501), (3782, 75517), (4082, 69967), (4514, 63271), (4867, 58682), (5809, 49166), (9577, 29822), (9734, 29341), (11618, 24583), (14911, 19154)]