71766681

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 111820800

約数和(自身を除く): 40054119

約数列:

[1, 3, 7, 21, 79, 181, 237, 239, 543, 553, 717, 1267, 1659, 1673, 3801, 5019, 14299, 18881, 42897, 43259, 56643, 100093, 129777, 132167, 300279, 302813, 396501, 908439, 3417461, 10252383, 23922227, 71766681]

約数ペア:

[(1, 71766681), (3, 23922227), (7, 10252383), (21, 3417461), (79, 908439), (181, 396501), (237, 302813), (239, 300279), (543, 132167), (553, 129777), (717, 100093), (1267, 56643), (1659, 43259), (1673, 42897), (3801, 18881), (5019, 14299)]