13421771

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 15552000

約数和(自身を除く): 2130229

約数列:

[1, 11, 19, 149, 209, 431, 1639, 2831, 4741, 8189, 31141, 64219, 90079, 706409, 1220161, 13421771]

約数ペア:

[(1, 13421771), (11, 1220161), (19, 706409), (149, 90079), (209, 64219), (431, 31141), (1639, 8189), (2831, 4741)]