31573556

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 67568256

約数和(自身を除く): 35994700

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 113, 119, 226, 238, 452, 476, 587, 791, 1174, 1582, 1921, 2348, 3164, 3842, 4109, 7684, 8218, 9979, 13447, 16436, 19958, 26894, 39916, 53788, 66331, 69853, 132662, 139706, 265324, 279412, 464317, 928634, 1127627, 1857268, 2255254, 4510508, 7893389, 15786778, 31573556]

約数ペア:

[(1, 31573556), (2, 15786778), (4, 7893389), (7, 4510508), (14, 2255254), (17, 1857268), (28, 1127627), (34, 928634), (68, 464317), (113, 279412), (119, 265324), (226, 139706), (238, 132662), (452, 69853), (476, 66331), (587, 53788), (791, 39916), (1174, 26894), (1582, 19958), (1921, 16436), (2348, 13447), (3164, 9979), (3842, 8218), (4109, 7684)]