130838786

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{12487}}^1$

素因数の和:12546

約数の個数: 24

約数和(自身を含む): 219389184

約数和(自身を除く): 88550398

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 12487, 24974, 162331, 324662, 387097, 774194, 2110303, 4220606, 5032261, 10064522, 65419393, 130838786]

約数ペア:

[(1, 130838786), (2, 65419393), (13, 10064522), (26, 5032261), (31, 4220606), (62, 2110303), (169, 774194), (338, 387097), (403, 324662), (806, 162331), (5239, 24974), (10478, 12487)]