87021975

素因数分解:

$3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{13037}}^1$

素因数の和:13139

約数の個数: 24

約数和(自身を含む): 145504080

約数和(自身を除く): 58482105

約数列:

[1, 3, 5, 15, 25, 75, 89, 267, 445, 1335, 2225, 6675, 13037, 39111, 65185, 195555, 325925, 977775, 1160293, 3480879, 5801465, 17404395, 29007325, 87021975]

約数ペア:

[(1, 87021975), (3, 29007325), (5, 17404395), (15, 5801465), (25, 3480879), (75, 1160293), (89, 977775), (267, 325925), (445, 195555), (1335, 65185), (2225, 39111), (6675, 13037)]