399305868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{24851}}^1$

素因数の和:24974

約数の個数: 48

約数和(自身を含む): 1013166336

約数和(自身を除く): 613860468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1236, 1339, 2678, 4017, 5356, 8034, 16068, 24851, 49702, 74553, 99404, 149106, 298212, 323063, 646126, 969189, 1292252, 1938378, 2559653, 3876756, 5119306, 7678959, 10238612, 15357918, 30715836, 33275489, 66550978, 99826467, 133101956, 199652934, 399305868]

約数ペア:

[(1, 399305868), (2, 199652934), (3, 133101956), (4, 99826467), (6, 66550978), (12, 33275489), (13, 30715836), (26, 15357918), (39, 10238612), (52, 7678959), (78, 5119306), (103, 3876756), (156, 2559653), (206, 1938378), (309, 1292252), (412, 969189), (618, 646126), (1236, 323063), (1339, 298212), (2678, 149106), (4017, 99404), (5356, 74553), (8034, 49702), (16068, 24851)]