15252839

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1571}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 18612480

約数和(自身を除く): 3359641

約数列:

[1, 7, 19, 73, 133, 511, 1387, 1571, 9709, 10997, 29849, 114683, 208943, 802781, 2178977, 15252839]

約数ペア:

[(1, 15252839), (7, 2178977), (19, 802781), (73, 208943), (133, 114683), (511, 29849), (1387, 10997), (1571, 9709)]