191307311

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{919}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 210201600

約数和(自身を除く): 18894289

約数列:

[1, 13, 67, 239, 871, 919, 3107, 11947, 16013, 61573, 208169, 219641, 800449, 2855333, 14715947, 191307311]

約数ペア:

[(1, 191307311), (13, 14715947), (67, 2855333), (239, 800449), (871, 219641), (919, 208169), (3107, 61573), (11947, 16013)]