490315394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{56113}}^1$

素因数の和:56389

約数の個数: 16

約数和(自身を含む): 781780248

約数和(自身を除く): 291464854

約数列:

[1, 2, 17, 34, 257, 514, 4369, 8738, 56113, 112226, 953921, 1907842, 14421041, 28842082, 245157697, 490315394]

約数ペア:

[(1, 490315394), (2, 245157697), (17, 28842082), (34, 14421041), (257, 1907842), (514, 953921), (4369, 112226), (8738, 56113)]