129898991

素因数分解:

${\mathrm{19}}^2\times {\mathrm{587}}^1\times {\mathrm{613}}^1$

素因数の和:1238

約数の個数: 12

約数和(自身を含む): 137553192

約数和(自身を除く): 7654201

約数列:

[1, 19, 361, 587, 613, 11153, 11647, 211907, 221293, 359831, 6836789, 129898991]

約数ペア:

[(1, 129898991), (19, 6836789), (361, 359831), (587, 221293), (613, 211907), (11153, 11647)]