259118522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{18911}}^1$

素因数の和:18974

約数の個数: 32

約数和(自身を含む): 457519104

約数和(自身を除く): 198400582

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 221, 403, 442, 527, 806, 1054, 6851, 13702, 18911, 37822, 245843, 321487, 491686, 586241, 642974, 1172482, 4179331, 7621133, 8358662, 9966097, 15242266, 19932194, 129559261, 259118522]

約数ペア:

[(1, 259118522), (2, 129559261), (13, 19932194), (17, 15242266), (26, 9966097), (31, 8358662), (34, 7621133), (62, 4179331), (221, 1172482), (403, 642974), (442, 586241), (527, 491686), (806, 321487), (1054, 245843), (6851, 37822), (13702, 18911)]