266081738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1097}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 453781440

約数和(自身を除く): 187699702

約数列:

[1, 2, 13, 19, 26, 38, 247, 491, 494, 982, 1097, 2194, 6383, 9329, 12766, 14261, 18658, 20843, 28522, 41686, 121277, 242554, 270959, 538627, 541918, 1077254, 7002151, 10233913, 14004302, 20467826, 133040869, 266081738]

約数ペア:

[(1, 266081738), (2, 133040869), (13, 20467826), (19, 14004302), (26, 10233913), (38, 7002151), (247, 1077254), (491, 541918), (494, 538627), (982, 270959), (1097, 242554), (2194, 121277), (6383, 41686), (9329, 28522), (12766, 20843), (14261, 18658)]