347486378

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 551631360

約数和(自身を除く): 204144982

約数列:

[1, 2, 31, 61, 62, 122, 139, 278, 661, 1322, 1891, 3782, 4309, 8479, 8618, 16958, 20491, 40321, 40982, 80642, 91879, 183758, 262849, 525698, 1249951, 2499902, 2848249, 5604619, 5696498, 11209238, 173743189, 347486378]

約数ペア:

[(1, 347486378), (2, 173743189), (31, 11209238), (61, 5696498), (62, 5604619), (122, 2848249), (139, 2499902), (278, 1249951), (661, 525698), (1322, 262849), (1891, 183758), (3782, 91879), (4309, 80642), (8479, 40982), (8618, 40321), (16958, 20491)]