128878854

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11887}}^1$

素因数の和:12044

約数の個数: 32

約数和(自身を含む): 279605760

約数和(自身を除く): 150726906

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 278, 417, 834, 1807, 3614, 5421, 10842, 11887, 23774, 35661, 71322, 154531, 309062, 463593, 927186, 1652293, 3304586, 4956879, 9913758, 21479809, 42959618, 64439427, 128878854]

約数ペア:

[(1, 128878854), (2, 64439427), (3, 42959618), (6, 21479809), (13, 9913758), (26, 4956879), (39, 3304586), (78, 1652293), (139, 927186), (278, 463593), (417, 309062), (834, 154531), (1807, 71322), (3614, 35661), (5421, 23774), (10842, 11887)]