123299728

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{60679}}^1$

素因数の和:60814

約数の個数: 20

約数和(自身を含む): 240778240

約数和(自身を除く): 117478512

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 60679, 121358, 242716, 485432, 970864, 7706233, 15412466, 30824932, 61649864, 123299728]

約数ペア:

[(1, 123299728), (2, 61649864), (4, 30824932), (8, 15412466), (16, 7706233), (127, 970864), (254, 485432), (508, 242716), (1016, 121358), (2032, 60679)]