123451718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3499}}^1$

素因数の和:3596

約数の個数: 32

約数和(自身を含む): 211680000

約数和(自身を除く): 88228282

約数列:

[1, 2, 13, 23, 26, 46, 59, 118, 299, 598, 767, 1357, 1534, 2714, 3499, 6998, 17641, 35282, 45487, 80477, 90974, 160954, 206441, 412882, 1046201, 2092402, 2683733, 4748143, 5367466, 9496286, 61725859, 123451718]

約数ペア:

[(1, 123451718), (2, 61725859), (13, 9496286), (23, 5367466), (26, 4748143), (46, 2683733), (59, 2092402), (118, 1046201), (299, 412882), (598, 206441), (767, 160954), (1357, 90974), (1534, 80477), (2714, 45487), (3499, 35282), (6998, 17641)]