321508825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1289}}^1$

素因数の和:2217

約数の個数: 24

約数和(自身を含む): 435731040

約数和(自身を除く): 114222215

約数列:

[1, 5, 11, 25, 55, 275, 907, 1289, 4535, 6445, 9977, 14179, 22675, 32225, 49885, 70895, 249425, 354475, 1169123, 5845615, 12860353, 29228075, 64301765, 321508825]

約数ペア:

[(1, 321508825), (5, 64301765), (11, 29228075), (25, 12860353), (55, 5845615), (275, 1169123), (907, 354475), (1289, 249425), (4535, 70895), (6445, 49885), (9977, 32225), (14179, 22675)]