289771045

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^2$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 367643880

約数和(自身を除く): 77872835

約数列:

[1, 5, 29, 61, 145, 181, 305, 905, 1769, 5249, 8845, 11041, 26245, 32761, 55205, 163805, 320189, 950069, 1600945, 1998421, 4750345, 9992105, 57954209, 289771045]

約数ペア:

[(1, 289771045), (5, 57954209), (29, 9992105), (61, 4750345), (145, 1998421), (181, 1600945), (305, 950069), (905, 320189), (1769, 163805), (5249, 55205), (8845, 32761), (11041, 26245)]