280520306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{439687}}^1$

素因数の和:439729

約数の個数: 16

約数和(自身を含む): 474863040

約数和(自身を除く): 194342734

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 439687, 879374, 4836557, 9673114, 12750923, 25501846, 140260153, 280520306]

約数ペア:

[(1, 280520306), (2, 140260153), (11, 25501846), (22, 12750923), (29, 9673114), (58, 4836557), (319, 879374), (638, 439687)]