28985490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{727}}^1$

素因数の和:1183

約数の個数: 48

約数和(自身を含む): 75636288

約数和(自身を除く): 46650798

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 443, 727, 886, 1329, 1454, 2181, 2215, 2658, 3635, 3987, 4362, 4430, 6543, 6645, 7270, 7974, 10905, 13086, 13290, 19935, 21810, 32715, 39870, 65430, 322061, 644122, 966183, 1610305, 1932366, 2898549, 3220610, 4830915, 5797098, 9661830, 14492745, 28985490]

約数ペア:

[(1, 28985490), (2, 14492745), (3, 9661830), (5, 5797098), (6, 4830915), (9, 3220610), (10, 2898549), (15, 1932366), (18, 1610305), (30, 966183), (45, 644122), (90, 322061), (443, 65430), (727, 39870), (886, 32715), (1329, 21810), (1454, 19935), (2181, 13290), (2215, 13086), (2658, 10905), (3635, 7974), (3987, 7270), (4362, 6645), (4430, 6543)]