216886442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{80747}}^1$

素因数の和:80845

約数の個数: 16

約数和(自身を含む): 348831360

約数和(自身を除く): 131944918

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 80747, 161494, 1372699, 2745398, 6379013, 12758026, 108443221, 216886442]

約数ペア:

[(1, 216886442), (2, 108443221), (17, 12758026), (34, 6379013), (79, 2745398), (158, 1372699), (1343, 161494), (2686, 80747)]