22778855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 31370976

約数和(自身を除く): 8592121

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 1637, 2783, 8185, 13915, 18007, 37651, 90035, 188255, 198077, 414161, 990385, 2070805, 4555771, 22778855]

約数ペア:

[(1, 22778855), (5, 4555771), (11, 2070805), (23, 990385), (55, 414161), (115, 198077), (121, 188255), (253, 90035), (605, 37651), (1265, 18007), (1637, 13915), (2783, 8185)]