171944985

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{691}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 281605248

約数和(自身を除く): 109660263

約数列:

[1, 3, 5, 15, 53, 159, 265, 313, 691, 795, 939, 1565, 2073, 3455, 4695, 10365, 16589, 36623, 49767, 82945, 109869, 183115, 216283, 248835, 549345, 648849, 1081415, 3244245, 11462999, 34388997, 57314995, 171944985]

約数ペア:

[(1, 171944985), (3, 57314995), (5, 34388997), (15, 11462999), (53, 3244245), (159, 1081415), (265, 648849), (313, 549345), (691, 248835), (795, 216283), (939, 183115), (1565, 109869), (2073, 82945), (3455, 49767), (4695, 36623), (10365, 16589)]