98998879

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 115015936

約数和(自身を除く): 16017057

約数列:

[1, 7, 97, 211, 679, 691, 1477, 4837, 20467, 67027, 143269, 145801, 469189, 1020607, 14142697, 98998879]

約数ペア:

[(1, 98998879), (7, 14142697), (97, 1020607), (211, 469189), (679, 145801), (691, 143269), (1477, 67027), (4837, 20467)]