72343976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1021}}^1$

素因数の和:1565

約数の個数: 32

約数和(自身を含む): 144040680

約数和(自身を除く): 71696704

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 521, 1021, 1042, 2042, 2084, 4084, 4168, 8168, 8857, 17357, 17714, 34714, 35428, 69428, 70856, 138856, 531941, 1063882, 2127764, 4255528, 9042997, 18085994, 36171988, 72343976]

約数ペア:

[(1, 72343976), (2, 36171988), (4, 18085994), (8, 9042997), (17, 4255528), (34, 2127764), (68, 1063882), (136, 531941), (521, 138856), (1021, 70856), (1042, 69428), (2042, 35428), (2084, 34714), (4084, 17714), (4168, 17357), (8168, 8857)]