49493475

素因数分解:

$3^2\times 5^2\times {\mathrm{219971}}^1$

素因数の和:219987

約数の個数: 18

約数和(自身を含む): 88648716

約数和(自身を除く): 39155241

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 219971, 659913, 1099855, 1979739, 3299565, 5499275, 9898695, 16497825, 49493475]

約数ペア:

[(1, 49493475), (3, 16497825), (5, 9898695), (9, 5499275), (15, 3299565), (25, 1979739), (45, 1099855), (75, 659913), (225, 219971)]