22781365

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 28074096

約数和(自身を除く): 5292731

約数列:

[1, 5, 61, 113, 305, 565, 661, 3305, 6893, 34465, 40321, 74693, 201605, 373465, 4556273, 22781365]

約数ペア:

[(1, 22781365), (5, 4556273), (61, 373465), (113, 201605), (305, 74693), (565, 40321), (661, 34465), (3305, 6893)]