90005727

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 140083200

約数和(自身を除く): 50077473

約数列:

[1, 3, 7, 21, 79, 227, 237, 239, 553, 681, 717, 1589, 1659, 1673, 4767, 5019, 17933, 18881, 53799, 54253, 56643, 125531, 132167, 162759, 376593, 379771, 396501, 1139313, 4285987, 12857961, 30001909, 90005727]

約数ペア:

[(1, 90005727), (3, 30001909), (7, 12857961), (21, 4285987), (79, 1139313), (227, 396501), (237, 379771), (239, 376593), (553, 162759), (681, 132167), (717, 125531), (1589, 56643), (1659, 54253), (1673, 53799), (4767, 18881), (5019, 17933)]