80568957

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 126074880

約数和(自身を除く): 45505923

約数列:

[1, 3, 7, 21, 53, 159, 191, 371, 379, 573, 1113, 1137, 1337, 2653, 4011, 7959, 10123, 20087, 30369, 60261, 70861, 72389, 140609, 212583, 217167, 421827, 506723, 1520169, 3836617, 11509851, 26856319, 80568957]

約数ペア:

[(1, 80568957), (3, 26856319), (7, 11509851), (21, 3836617), (53, 1520169), (159, 506723), (191, 421827), (371, 217167), (379, 212583), (573, 140609), (1113, 72389), (1137, 70861), (1337, 60261), (2653, 30369), (4011, 20087), (7959, 10123)]