20170514

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 39428928

約数和(自身を除く): 19258414

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 307, 361, 494, 614, 722, 1729, 2149, 2527, 3458, 3991, 4298, 4693, 5054, 5833, 7982, 9386, 11666, 27937, 32851, 40831, 55874, 65702, 75829, 81662, 110827, 151658, 221654, 530803, 775789, 1061606, 1440751, 1551578, 2881502, 10085257, 20170514]

約数ペア:

[(1, 20170514), (2, 10085257), (7, 2881502), (13, 1551578), (14, 1440751), (19, 1061606), (26, 775789), (38, 530803), (91, 221654), (133, 151658), (182, 110827), (247, 81662), (266, 75829), (307, 65702), (361, 55874), (494, 40831), (614, 32851), (722, 27937), (1729, 11666), (2149, 9386), (2527, 7982), (3458, 5833), (3991, 5054), (4298, 4693)]