231591375

素因数分解:

$3^2\times 5^3\times {\mathrm{139}}^1\times {\mathrm{1481}}^1$

素因数の和:1641

約数の個数: 48

約数和(自身を含む): 420769440

約数和(自身を除く): 189178065

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 139, 225, 375, 417, 695, 1125, 1251, 1481, 2085, 3475, 4443, 6255, 7405, 10425, 13329, 17375, 22215, 31275, 37025, 52125, 66645, 111075, 156375, 185125, 205859, 333225, 555375, 617577, 1029295, 1666125, 1852731, 3087885, 5146475, 9263655, 15439425, 25732375, 46318275, 77197125, 231591375]

約数ペア:

[(1, 231591375), (3, 77197125), (5, 46318275), (9, 25732375), (15, 15439425), (25, 9263655), (45, 5146475), (75, 3087885), (125, 1852731), (139, 1666125), (225, 1029295), (375, 617577), (417, 555375), (695, 333225), (1125, 205859), (1251, 185125), (1481, 156375), (2085, 111075), (3475, 66645), (4443, 52125), (6255, 37025), (7405, 31275), (10425, 22215), (13329, 17375)]