253748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 497280

約数和(自身を除く): 243532

約数列:

[1, 2, 4, 11, 22, 44, 73, 79, 146, 158, 292, 316, 803, 869, 1606, 1738, 3212, 3476, 5767, 11534, 23068, 63437, 126874, 253748]

約数ペア:

[(1, 253748), (2, 126874), (4, 63437), (11, 23068), (22, 11534), (44, 5767), (73, 3476), (79, 3212), (146, 1738), (158, 1606), (292, 869), (316, 803)]