16880505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 28498176

約数和(自身を除く): 11617671

約数列:

[1, 3, 5, 15, 23, 69, 113, 115, 339, 345, 433, 565, 1299, 1695, 2165, 2599, 6495, 7797, 9959, 12995, 29877, 38985, 48929, 49795, 146787, 149385, 244645, 733935, 1125367, 3376101, 5626835, 16880505]

約数ペア:

[(1, 16880505), (3, 5626835), (5, 3376101), (15, 1125367), (23, 733935), (69, 244645), (113, 149385), (115, 146787), (339, 49795), (345, 48929), (433, 38985), (565, 29877), (1299, 12995), (1695, 9959), (2165, 7797), (2599, 6495)]