387220984

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{2953}}^1$

素因数の和:3439

約数の個数: 32

約数和(自身を含む): 747598320

約数和(自身を除く): 360377336

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 443, 886, 1772, 2953, 3544, 5906, 11812, 16391, 23624, 32782, 65564, 109261, 131128, 218522, 437044, 874088, 1308179, 2616358, 5232716, 10465432, 48402623, 96805246, 193610492, 387220984]

約数ペア:

[(1, 387220984), (2, 193610492), (4, 96805246), (8, 48402623), (37, 10465432), (74, 5232716), (148, 2616358), (296, 1308179), (443, 874088), (886, 437044), (1772, 218522), (2953, 131128), (3544, 109261), (5906, 65564), (11812, 32782), (16391, 23624)]