4021765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 5334336

約数和(自身を除く): 1312571

約数列:

[1, 5, 11, 55, 83, 415, 881, 913, 4405, 4565, 9691, 48455, 73123, 365615, 804353, 4021765]

約数ペア:

[(1, 4021765), (5, 804353), (11, 365615), (55, 73123), (83, 48455), (415, 9691), (881, 4565), (913, 4405)]