217067906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{10099}}^1$

素因数の和:11089

約数の個数: 16

約数和(自身を含む): 355600800

約数和(自身を除く): 138532894

約数列:

[1, 2, 11, 22, 977, 1954, 10099, 10747, 20198, 21494, 111089, 222178, 9866723, 19733446, 108533953, 217067906]

約数ペア:

[(1, 217067906), (2, 108533953), (11, 19733446), (22, 9866723), (977, 222178), (1954, 111089), (10099, 21494), (10747, 20198)]