31216107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 47756800

約数和(自身を除く): 16540693

約数列:

[1, 3, 13, 19, 39, 57, 103, 247, 309, 409, 741, 1227, 1339, 1957, 4017, 5317, 5871, 7771, 15951, 23313, 25441, 42127, 76323, 101023, 126381, 303069, 547651, 800413, 1642953, 2401239, 10405369, 31216107]

約数ペア:

[(1, 31216107), (3, 10405369), (13, 2401239), (19, 1642953), (39, 800413), (57, 547651), (103, 303069), (247, 126381), (309, 101023), (409, 76323), (741, 42127), (1227, 25441), (1339, 23313), (1957, 15951), (4017, 7771), (5317, 5871)]