28736578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{9781}}^1$

素因数の和:9909

約数の個数: 16

約数和(自身を含む): 46836216

約数和(自身を除く): 18099638

約数列:

[1, 2, 13, 26, 113, 226, 1469, 2938, 9781, 19562, 127153, 254306, 1105253, 2210506, 14368289, 28736578]

約数ペア:

[(1, 28736578), (2, 14368289), (13, 2210506), (26, 1105253), (113, 254306), (226, 127153), (1469, 19562), (2938, 9781)]