9780138008068

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{15823}}^1\times {\mathrm{1956001}}^1$

素因数の和:1971907

約数の個数: 24

約数和(自身を含む): 17332994362880

約数和(自身を除く): 7552856354812

約数列:

[1, 2, 4, 79, 158, 316, 15823, 31646, 63292, 1250017, 1956001, 2500034, 3912002, 5000068, 7824004, 154524079, 309048158, 618096316, 30949803823, 61899607646, 123799215292, 2445034502017, 4890069004034, 9780138008068]

約数ペア:

[(1, 9780138008068), (2, 4890069004034), (4, 2445034502017), (79, 123799215292), (158, 61899607646), (316, 30949803823), (15823, 618096316), (31646, 309048158), (63292, 154524079), (1250017, 7824004), (1956001, 5000068), (2500034, 3912002)]