30183265

素因数分解:

$5^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{353}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 42373800

約数和(自身を除く): 12190535

約数列:

[1, 5, 7, 35, 49, 245, 349, 353, 1745, 1765, 2443, 2471, 12215, 12355, 17101, 17297, 85505, 86485, 123197, 615985, 862379, 4311895, 6036653, 30183265]

約数ペア:

[(1, 30183265), (5, 6036653), (7, 4311895), (35, 862379), (49, 615985), (245, 123197), (349, 86485), (353, 85505), (1745, 17297), (1765, 17101), (2443, 12355), (2471, 12215)]