31070925

素因数分解:

$3^3\times 5^2\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 57615360

約数和(自身を除く): 26544435

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 191, 225, 241, 573, 675, 723, 955, 1205, 1719, 2169, 2865, 3615, 4775, 5157, 6025, 6507, 8595, 10845, 14325, 18075, 25785, 32535, 42975, 46031, 54225, 128925, 138093, 162675, 230155, 414279, 690465, 1150775, 1242837, 2071395, 3452325, 6214185, 10356975, 31070925]

約数ペア:

[(1, 31070925), (3, 10356975), (5, 6214185), (9, 3452325), (15, 2071395), (25, 1242837), (27, 1150775), (45, 690465), (75, 414279), (135, 230155), (191, 162675), (225, 138093), (241, 128925), (573, 54225), (675, 46031), (723, 42975), (955, 32535), (1205, 25785), (1719, 18075), (2169, 14325), (2865, 10845), (3615, 8595), (4775, 6507), (5157, 6025)]