87021315

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66683}}^1$

素因数の和:66723

約数の個数: 24

約数和(自身を含む): 156040560

約数和(自身を除く): 69019245

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 66683, 200049, 333415, 600147, 1000245, 1933807, 3000735, 5801421, 9669035, 17404263, 29007105, 87021315]

約数ペア:

[(1, 87021315), (3, 29007105), (5, 17404263), (9, 9669035), (15, 5801421), (29, 3000735), (45, 1933807), (87, 1000245), (145, 600147), (261, 333415), (435, 200049), (1305, 66683)]