61221525

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{11497}}^1$

素因数の和:11581

約数の個数: 24

約数和(自身を含む): 102654144

約数和(自身を除く): 41432619

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 11497, 34491, 57485, 172455, 287425, 816287, 862275, 2448861, 4081435, 12244305, 20407175, 61221525]

約数ペア:

[(1, 61221525), (3, 20407175), (5, 12244305), (15, 4081435), (25, 2448861), (71, 862275), (75, 816287), (213, 287425), (355, 172455), (1065, 57485), (1775, 34491), (5325, 11497)]