90221715

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3499}}^1$

素因数の和:3704

約数の個数: 32

約数和(自身を含む): 161280000

約数和(自身を除く): 71058285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 2865, 3499, 5157, 8595, 10497, 17495, 25785, 31491, 52485, 94473, 157455, 472365, 668309, 2004927, 3341545, 6014781, 10024635, 18044343, 30073905, 90221715]

約数ペア:

[(1, 90221715), (3, 30073905), (5, 18044343), (9, 10024635), (15, 6014781), (27, 3341545), (45, 2004927), (135, 668309), (191, 472365), (573, 157455), (955, 94473), (1719, 52485), (2865, 31491), (3499, 25785), (5157, 17495), (8595, 10497)]