15679209

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 26091520

約数和(自身を除く): 10412311

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 727, 1027, 1659, 2181, 3081, 5089, 7189, 9451, 15267, 21567, 28353, 57433, 66157, 172299, 198471, 402031, 746629, 1206093, 2239887, 5226403, 15679209]

約数ペア:

[(1, 15679209), (3, 5226403), (7, 2239887), (13, 1206093), (21, 746629), (39, 402031), (79, 198471), (91, 172299), (237, 66157), (273, 57433), (553, 28353), (727, 21567), (1027, 15267), (1659, 9451), (2181, 7189), (3081, 5089)]