70721917

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{1493}}^1$

素因数の和:1668

約数の個数: 16

約数和(自身を含む): 82899072

約数和(自身を除く): 12177155

約数列:

[1, 7, 67, 101, 469, 707, 1493, 6767, 10451, 47369, 100031, 150793, 700217, 1055551, 10103131, 70721917]

約数ペア:

[(1, 70721917), (7, 10103131), (67, 1055551), (101, 700217), (469, 150793), (707, 100031), (1493, 47369), (6767, 10451)]