139382716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{20177}}^1$

素因数の和:20349

約数の個数: 24

約数和(自身を含む): 267802416

約数和(自身を除く): 128419700

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 20177, 40354, 80708, 221947, 443894, 887788, 3167789, 6335578, 12671156, 34845679, 69691358, 139382716]

約数ペア:

[(1, 139382716), (2, 69691358), (4, 34845679), (11, 12671156), (22, 6335578), (44, 3167789), (157, 887788), (314, 443894), (628, 221947), (1727, 80708), (3454, 40354), (6908, 20177)]