15103907

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 19171152

約数和(自身を除く): 4067245

約数列:

[1, 7, 13, 49, 91, 131, 181, 637, 917, 1267, 1703, 2353, 6419, 8869, 11921, 16471, 23711, 83447, 115297, 165977, 308243, 1161839, 2157701, 15103907]

約数ペア:

[(1, 15103907), (7, 2157701), (13, 1161839), (49, 308243), (91, 165977), (131, 115297), (181, 83447), (637, 23711), (917, 16471), (1267, 11921), (1703, 8869), (2353, 6419)]