31122855

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 57564000

約数和(自身を除く): 26441145

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 89, 95, 171, 267, 285, 409, 445, 801, 855, 1227, 1335, 1691, 2045, 3681, 4005, 5073, 6135, 7771, 8455, 15219, 18405, 23313, 25365, 36401, 38855, 69939, 76095, 109203, 116565, 182005, 327609, 349695, 546015, 691619, 1638045, 2074857, 3458095, 6224571, 10374285, 31122855]

約数ペア:

[(1, 31122855), (3, 10374285), (5, 6224571), (9, 3458095), (15, 2074857), (19, 1638045), (45, 691619), (57, 546015), (89, 349695), (95, 327609), (171, 182005), (267, 116565), (285, 109203), (409, 76095), (445, 69939), (801, 38855), (855, 36401), (1227, 25365), (1335, 23313), (1691, 18405), (2045, 15219), (3681, 8455), (4005, 7771), (5073, 6135)]