87867525

素因数分解:

$3^1\times 5^2\times {\mathrm{821}}^1\times {\mathrm{1427}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 145553184

約数和(自身を除く): 57685659

約数列:

[1, 3, 5, 15, 25, 75, 821, 1427, 2463, 4105, 4281, 7135, 12315, 20525, 21405, 35675, 61575, 107025, 1171567, 3514701, 5857835, 17573505, 29289175, 87867525]

約数ペア:

[(1, 87867525), (3, 29289175), (5, 17573505), (15, 5857835), (25, 3514701), (75, 1171567), (821, 107025), (1427, 61575), (2463, 35675), (4105, 21405), (4281, 20525), (7135, 12315)]