16830989

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 19837440

約数和(自身を除く): 3006451

約数列:

[1, 7, 59, 83, 413, 491, 581, 3437, 4897, 28969, 34279, 40753, 202783, 285271, 2404427, 16830989]

約数ペア:

[(1, 16830989), (7, 2404427), (59, 285271), (83, 202783), (413, 40753), (491, 34279), (581, 28969), (3437, 4897)]