397968697

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{6803}}^1$

素因数の和:7008

約数の個数: 16

約数和(自身を含む): 465720192

約数和(自身を除く): 67751495

約数列:

[1, 7, 61, 137, 427, 959, 6803, 8357, 47621, 58499, 414983, 932011, 2904881, 6524077, 56852671, 397968697]

約数ペア:

[(1, 397968697), (7, 56852671), (61, 6524077), (137, 2904881), (427, 932011), (959, 414983), (6803, 58499), (8357, 47621)]