28553868

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{16187}}^1$

素因数の和:16211

約数の個数: 54

約数和(自身を含む): 83967156

約数和(自身を除く): 55413288

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 16187, 32374, 48561, 64748, 97122, 113309, 145683, 194244, 226618, 291366, 339927, 453236, 582732, 679854, 793163, 1019781, 1359708, 1586326, 2039562, 2379489, 3172652, 4079124, 4758978, 7138467, 9517956, 14276934, 28553868]

約数ペア:

[(1, 28553868), (2, 14276934), (3, 9517956), (4, 7138467), (6, 4758978), (7, 4079124), (9, 3172652), (12, 2379489), (14, 2039562), (18, 1586326), (21, 1359708), (28, 1019781), (36, 793163), (42, 679854), (49, 582732), (63, 453236), (84, 339927), (98, 291366), (126, 226618), (147, 194244), (196, 145683), (252, 113309), (294, 97122), (441, 64748), (588, 48561), (882, 32374), (1764, 16187)]