13097455

素因数分解:

$5^1\times 7^4\times {\mathrm{1091}}^1$

素因数の和:1124

約数の個数: 20

約数和(自身を含む): 18352152

約数和(自身を除く): 5254697

約数列:

[1, 5, 7, 35, 49, 245, 343, 1091, 1715, 2401, 5455, 7637, 12005, 38185, 53459, 267295, 374213, 1871065, 2619491, 13097455]

約数ペア:

[(1, 13097455), (5, 2619491), (7, 1871065), (35, 374213), (49, 267295), (245, 53459), (343, 38185), (1091, 12005), (1715, 7637), (2401, 5455)]