31427288

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3449}}^1$

素因数の和:3539

約数の個数: 32

約数和(自身を含む): 63342000

約数和(自身を除く): 31914712

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2278, 3449, 4556, 6898, 9112, 13796, 27592, 58633, 117266, 231083, 234532, 462166, 469064, 924332, 1848664, 3928411, 7856822, 15713644, 31427288]

約数ペア:

[(1, 31427288), (2, 15713644), (4, 7856822), (8, 3928411), (17, 1848664), (34, 924332), (67, 469064), (68, 462166), (134, 234532), (136, 231083), (268, 117266), (536, 58633), (1139, 27592), (2278, 13796), (3449, 9112), (4556, 6898)]