155217898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{28109}}^1$

素因数の和:28373

約数の個数: 16

約数和(自身を含む): 255013920

約数和(自身を除く): 99796022

約数列:

[1, 2, 11, 22, 251, 502, 2761, 5522, 28109, 56218, 309199, 618398, 7055359, 14110718, 77608949, 155217898]

約数ペア:

[(1, 155217898), (2, 77608949), (11, 14110718), (22, 7055359), (251, 618398), (502, 309199), (2761, 56218), (5522, 28109)]