71319087

素因数分解:

$3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4987}}^1$

素因数の和:5227

約数の個数: 24

約数和(自身を含む): 118275456

約数和(自身を除く): 46956369

約数列:

[1, 3, 7, 9, 21, 63, 227, 681, 1589, 2043, 4767, 4987, 14301, 14961, 34909, 44883, 104727, 314181, 1132049, 3396147, 7924343, 10188441, 23773029, 71319087]

約数ペア:

[(1, 71319087), (3, 23773029), (7, 10188441), (9, 7924343), (21, 3396147), (63, 1132049), (227, 314181), (681, 104727), (1589, 44883), (2043, 34909), (4767, 14961), (4987, 14301)]