247907846

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{68219}}^1$

素因数の和:68323

約数の個数: 16

約数和(自身を含む): 392947200

約数和(自身を除く): 145039354

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 68219, 136438, 1569037, 3138074, 5389301, 10778602, 123953923, 247907846]

約数ペア:

[(1, 247907846), (2, 123953923), (23, 10778602), (46, 5389301), (79, 3138074), (158, 1569037), (1817, 136438), (3634, 68219)]