28327728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4127}}^1$

素因数の和:4162

約数の個数: 80

約数和(自身を含む): 85994496

約数和(自身を除く): 57666768

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 3432, 4127, 6864, 8254, 12381, 16508, 24762, 33016, 45397, 49524, 53651, 66032, 90794, 99048, 107302, 136191, 160953, 181588, 198096, 214604, 272382, 321906, 363176, 429208, 544764, 590161, 643812, 726352, 858416, 1089528, 1180322, 1287624, 1770483, 2179056, 2360644, 2575248, 3540966, 4721288, 7081932, 9442576, 14163864, 28327728]

約数ペア:

[(1, 28327728), (2, 14163864), (3, 9442576), (4, 7081932), (6, 4721288), (8, 3540966), (11, 2575248), (12, 2360644), (13, 2179056), (16, 1770483), (22, 1287624), (24, 1180322), (26, 1089528), (33, 858416), (39, 726352), (44, 643812), (48, 590161), (52, 544764), (66, 429208), (78, 363176), (88, 321906), (104, 272382), (132, 214604), (143, 198096), (156, 181588), (176, 160953), (208, 136191), (264, 107302), (286, 99048), (312, 90794), (429, 66032), (528, 53651), (572, 49524), (624, 45397), (858, 33016), (1144, 24762), (1716, 16508), (2288, 12381), (3432, 8254), (4127, 6864)]