890641921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{797}}^1\times {\mathrm{1283}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 975449664

約数和(自身を除く): 84807743

約数列:

[1, 13, 67, 797, 871, 1283, 10361, 16679, 53399, 85961, 694187, 1022551, 1117493, 13293163, 68510917, 890641921]

約数ペア:

[(1, 890641921), (13, 68510917), (67, 13293163), (797, 1117493), (871, 1022551), (1283, 694187), (10361, 85961), (16679, 53399)]