309148

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 631904

約数和(自身を除く): 322756

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 181, 244, 362, 427, 724, 854, 1267, 1708, 2534, 5068, 11041, 22082, 44164, 77287, 154574, 309148]

約数ペア:

[(1, 309148), (2, 154574), (4, 77287), (7, 44164), (14, 22082), (28, 11041), (61, 5068), (122, 2534), (181, 1708), (244, 1267), (362, 854), (427, 724)]