12990028

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 23748480

約数和(自身を除く): 10758452

約数列:

[1, 2, 4, 29, 58, 113, 116, 226, 452, 991, 1982, 3277, 3964, 6554, 13108, 28739, 57478, 111983, 114956, 223966, 447932, 3247507, 6495014, 12990028]

約数ペア:

[(1, 12990028), (2, 6495014), (4, 3247507), (29, 447932), (58, 223966), (113, 114956), (116, 111983), (226, 57478), (452, 28739), (991, 13108), (1982, 6554), (3277, 3964)]