78269961

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4289}}^1$

素因数の和:4389

約数の個数: 32

約数和(自身を含む): 131788800

約数和(自身を除く): 53518839

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 1659, 2607, 4289, 6083, 12867, 18249, 30023, 47179, 90069, 141537, 330253, 338831, 990759, 1016493, 2371817, 3727141, 7115451, 11181423, 26089987, 78269961]

約数ペア:

[(1, 78269961), (3, 26089987), (7, 11181423), (11, 7115451), (21, 3727141), (33, 2371817), (77, 1016493), (79, 990759), (231, 338831), (237, 330253), (553, 141537), (869, 90069), (1659, 47179), (2607, 30023), (4289, 18249), (6083, 12867)]