1339400005

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{18089}}^1$

素因数の和:18404

約数の個数: 16

約数和(自身を含む): 1641124800

約数和(自身を除く): 301724795

約数列:

[1, 5, 59, 251, 295, 1255, 14809, 18089, 74045, 90445, 1067251, 4540339, 5336255, 22701695, 267880001, 1339400005]

約数ペア:

[(1, 1339400005), (5, 267880001), (59, 22701695), (251, 5336255), (295, 4540339), (1255, 1067251), (14809, 90445), (18089, 74045)]