13908305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 17522688

約数和(自身を除く): 3614383

約数列:

[1, 5, 31, 61, 155, 305, 1471, 1891, 7355, 9455, 45601, 89731, 228005, 448655, 2781661, 13908305]

約数ペア:

[(1, 13908305), (5, 2781661), (31, 448655), (61, 228005), (155, 89731), (305, 45601), (1471, 9455), (1891, 7355)]