15542855

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 20116800

約数和(自身を除く): 4573945

約数列:

[1, 5, 19, 79, 95, 109, 361, 395, 545, 1501, 1805, 2071, 7505, 8611, 10355, 28519, 39349, 43055, 142595, 163609, 196745, 818045, 3108571, 15542855]

約数ペア:

[(1, 15542855), (5, 3108571), (19, 818045), (79, 196745), (95, 163609), (109, 142595), (361, 43055), (395, 39349), (545, 28519), (1501, 10355), (1805, 8611), (2071, 7505)]