258478785

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{52697}}^1$

素因数の和:52817

約数の個数: 24

約数和(自身を含む): 452148840

約数和(自身を除く): 193670055

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 52697, 158091, 263485, 474273, 790455, 2371365, 5743973, 17231919, 28719865, 51695757, 86159595, 258478785]

約数ペア:

[(1, 258478785), (3, 86159595), (5, 51695757), (9, 28719865), (15, 17231919), (45, 5743973), (109, 2371365), (327, 790455), (545, 474273), (981, 263485), (1635, 158091), (4905, 52697)]