209870402

素因数分解:

$2^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{24943}}^1$

素因数の和:25553

約数の個数: 16

約数和(自身を含む): 360390912

約数和(自身を除く): 150520510

約数列:

[1, 2, 7, 14, 601, 1202, 4207, 8414, 24943, 49886, 174601, 349202, 14990743, 29981486, 104935201, 209870402]

約数ペア:

[(1, 209870402), (2, 104935201), (7, 29981486), (14, 14990743), (601, 349202), (1202, 174601), (4207, 49886), (8414, 24943)]