81434010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{387781}}^1$

素因数の和:387798

約数の個数: 32

約数和(自身を含む): 223362432

約数和(自身を除く): 141928422

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 387781, 775562, 1163343, 1938905, 2326686, 2714467, 3877810, 5428934, 5816715, 8143401, 11633430, 13572335, 16286802, 27144670, 40717005, 81434010]

約数ペア:

[(1, 81434010), (2, 40717005), (3, 27144670), (5, 16286802), (6, 13572335), (7, 11633430), (10, 8143401), (14, 5816715), (15, 5428934), (21, 3877810), (30, 2714467), (35, 2326686), (42, 1938905), (70, 1163343), (105, 775562), (210, 387781)]