15131207

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9781}}^1$

素因数の和:9818

約数の個数: 16

約数和(自身を含む): 19720512

約数和(自身を除く): 4589305

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 9781, 68467, 127153, 166277, 890071, 1163939, 2161601, 15131207]

約数ペア:

[(1, 15131207), (7, 2161601), (13, 1163939), (17, 890071), (91, 166277), (119, 127153), (221, 68467), (1547, 9781)]