291295012

素因数分解:

$2^2\times {\mathrm{809}}^1\times {\mathrm{90017}}^1$

素因数の和:90830

約数の個数: 12

約数和(自身を含む): 510402060

約数和(自身を除く): 219107048

約数列:

[1, 2, 4, 809, 1618, 3236, 90017, 180034, 360068, 72823753, 145647506, 291295012]

約数ペア:

[(1, 291295012), (2, 145647506), (4, 72823753), (809, 360068), (1618, 180034), (3236, 90017)]