31390290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11251}}^1$

素因数の和:11295

約数の個数: 48

約数和(自身を含む): 84254976

約数和(自身を除く): 52864686

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 11251, 22502, 33753, 56255, 67506, 101259, 112510, 168765, 202518, 337530, 348781, 506295, 697562, 1012590, 1046343, 1743905, 2092686, 3139029, 3487810, 5231715, 6278058, 10463430, 15695145, 31390290]

約数ペア:

[(1, 31390290), (2, 15695145), (3, 10463430), (5, 6278058), (6, 5231715), (9, 3487810), (10, 3139029), (15, 2092686), (18, 1743905), (30, 1046343), (31, 1012590), (45, 697562), (62, 506295), (90, 348781), (93, 337530), (155, 202518), (186, 168765), (279, 112510), (310, 101259), (465, 67506), (558, 56255), (930, 33753), (1395, 22502), (2790, 11251)]