28919978

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{1063}}^1$

素因数の和:1349

約数の個数: 16

約数和(自身を含む): 44330496

約数和(自身を除く): 15410518

約数列:

[1, 2, 61, 122, 223, 446, 1063, 2126, 13603, 27206, 64843, 129686, 237049, 474098, 14459989, 28919978]

約数ペア:

[(1, 28919978), (2, 14459989), (61, 474098), (122, 237049), (223, 129686), (446, 64843), (1063, 27206), (2126, 13603)]