66390822

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{51949}}^1$

素因数の和:52028

約数の個数: 24

約数和(自身を含む): 145875600

約数和(自身を除く): 79484778

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 51949, 103898, 155847, 311694, 467541, 935082, 3688379, 7376758, 11065137, 22130274, 33195411, 66390822]

約数ペア:

[(1, 66390822), (2, 33195411), (3, 22130274), (6, 11065137), (9, 7376758), (18, 3688379), (71, 935082), (142, 467541), (213, 311694), (426, 155847), (639, 103898), (1278, 51949)]