4002405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 7077888

約数和(自身を除く): 3075483

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 191, 381, 573, 635, 955, 1397, 1905, 2101, 2865, 4191, 6303, 6985, 10505, 20955, 24257, 31515, 72771, 121285, 266827, 363855, 800481, 1334135, 4002405]

約数ペア:

[(1, 4002405), (3, 1334135), (5, 800481), (11, 363855), (15, 266827), (33, 121285), (55, 72771), (127, 31515), (165, 24257), (191, 20955), (381, 10505), (573, 6985), (635, 6303), (955, 4191), (1397, 2865), (1905, 2101)]