161813519

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{2161}}^1$

素因数の和:2750

約数の個数: 16

約数和(自身を含む): 195098880

約数和(自身を除く): 33285361

約数列:

[1, 7, 19, 133, 563, 2161, 3941, 10697, 15127, 41059, 74879, 287413, 1216643, 8516501, 23116217, 161813519]

約数ペア:

[(1, 161813519), (7, 23116217), (19, 8516501), (133, 1216643), (563, 287413), (2161, 74879), (3941, 41059), (10697, 15127)]