28561728

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{11443}}^1$

素因数の和:11471

約数の個数: 56

約数和(自身を含む): 81389728

約数和(自身を除く): 52828000

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 11443, 22886, 34329, 45772, 68658, 91544, 137316, 148759, 183088, 274632, 297518, 366176, 446277, 549264, 595036, 732352, 892554, 1098528, 1190072, 1785108, 2197056, 2380144, 3570216, 4760288, 7140432, 9520576, 14280864, 28561728]

約数ペア:

[(1, 28561728), (2, 14280864), (3, 9520576), (4, 7140432), (6, 4760288), (8, 3570216), (12, 2380144), (13, 2197056), (16, 1785108), (24, 1190072), (26, 1098528), (32, 892554), (39, 732352), (48, 595036), (52, 549264), (64, 446277), (78, 366176), (96, 297518), (104, 274632), (156, 183088), (192, 148759), (208, 137316), (312, 91544), (416, 68658), (624, 45772), (832, 34329), (1248, 22886), (2496, 11443)]