245991148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 473316480

約数和(自身を除く): 227325332

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 233, 257, 316, 466, 514, 932, 1027, 1028, 2054, 3029, 3341, 4108, 6058, 6682, 12116, 13364, 18407, 20303, 36814, 40606, 59881, 73628, 81212, 119762, 239291, 239524, 263939, 478582, 527878, 778453, 957164, 1055756, 1556906, 3113812, 4730599, 9461198, 18922396, 61497787, 122995574, 245991148]

約数ペア:

[(1, 245991148), (2, 122995574), (4, 61497787), (13, 18922396), (26, 9461198), (52, 4730599), (79, 3113812), (158, 1556906), (233, 1055756), (257, 957164), (316, 778453), (466, 527878), (514, 478582), (932, 263939), (1027, 239524), (1028, 239291), (2054, 119762), (3029, 81212), (3341, 73628), (4108, 59881), (6058, 40606), (6682, 36814), (12116, 20303), (13364, 18407)]