64709967

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12893}}^1$

素因数の和:13142

約数の個数: 16

約数和(自身を含む): 99025920

約数和(自身を除く): 34315953

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 12893, 38679, 90251, 270753, 3081427, 9244281, 21569989, 64709967]

約数ペア:

[(1, 64709967), (3, 21569989), (7, 9244281), (21, 3081427), (239, 270753), (717, 90251), (1673, 38679), (5019, 12893)]