858001898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{221477}}^1$

素因数の和:221641

約数の個数: 16

約数和(自身を含む): 1395311400

約数和(自身を除く): 537309502

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 221477, 442954, 2879201, 5758402, 33000073, 66000146, 429000949, 858001898]

約数ペア:

[(1, 858001898), (2, 429000949), (13, 66000146), (26, 33000073), (149, 5758402), (298, 2879201), (1937, 442954), (3874, 221477)]