39985443

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 36

約数和(自身を含む): 63081408

約数和(自身を除く): 23095965

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 361, 397, 589, 1083, 1191, 1767, 3249, 3573, 5301, 7543, 11191, 12307, 22629, 33573, 36921, 67887, 100719, 110763, 143317, 233833, 429951, 701499, 1289853, 2104497, 4442827, 13328481, 39985443]

約数ペア:

[(1, 39985443), (3, 13328481), (9, 4442827), (19, 2104497), (31, 1289853), (57, 701499), (93, 429951), (171, 233833), (279, 143317), (361, 110763), (397, 100719), (589, 67887), (1083, 36921), (1191, 33573), (1767, 22629), (3249, 12307), (3573, 11191), (5301, 7543)]