64445985

素因数分解:

$3^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1223}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 111893184

約数和(自身を除く): 47447199

約数列:

[1, 3, 5, 9, 15, 45, 1171, 1223, 3513, 3669, 5855, 6115, 10539, 11007, 17565, 18345, 52695, 55035, 1432133, 4296399, 7160665, 12889197, 21481995, 64445985]

約数ペア:

[(1, 64445985), (3, 21481995), (5, 12889197), (9, 7160665), (15, 4296399), (45, 1432133), (1171, 55035), (1223, 52695), (3513, 18345), (3669, 17565), (5855, 11007), (6115, 10539)]