64787565

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{10771}}^1$

素因数の和:11180

約数の個数: 16

約数和(自身を含む): 103928256

約数和(自身を除く): 39140691

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 6015, 10771, 32313, 53855, 161565, 4319171, 12957513, 21595855, 64787565]

約数ペア:

[(1, 64787565), (3, 21595855), (5, 12957513), (15, 4319171), (401, 161565), (1203, 53855), (2005, 32313), (6015, 10771)]