198778814

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{3947}}^1$

素因数の和:4124

約数の個数: 24

約数和(自身を含む): 325117800

約数和(自身を除く): 126338986

約数列:

[1, 2, 13, 26, 149, 169, 298, 338, 1937, 3874, 3947, 7894, 25181, 50362, 51311, 102622, 588103, 667043, 1176206, 1334086, 7645339, 15290678, 99389407, 198778814]

約数ペア:

[(1, 198778814), (2, 99389407), (13, 15290678), (26, 7645339), (149, 1334086), (169, 1176206), (298, 667043), (338, 588103), (1937, 102622), (3874, 51311), (3947, 50362), (7894, 25181)]