261371736

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{213539}}^1$

素因数の和:213568

約数の個数: 48

約数和(自身を含む): 749525400

約数和(自身を除く): 488153664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 213539, 427078, 640617, 854156, 1281234, 1708312, 1921851, 2562468, 3630163, 3843702, 5124936, 7260326, 7687404, 10890489, 14520652, 15374808, 21780978, 29041304, 32671467, 43561956, 65342934, 87123912, 130685868, 261371736]

約数ペア:

[(1, 261371736), (2, 130685868), (3, 87123912), (4, 65342934), (6, 43561956), (8, 32671467), (9, 29041304), (12, 21780978), (17, 15374808), (18, 14520652), (24, 10890489), (34, 7687404), (36, 7260326), (51, 5124936), (68, 3843702), (72, 3630163), (102, 2562468), (136, 1921851), (153, 1708312), (204, 1281234), (306, 854156), (408, 640617), (612, 427078), (1224, 213539)]