28057848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:501

約数の個数: 128

約数和(自身を含む): 89510400

約数和(自身を除く): 61452552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 29, 39, 42, 52, 56, 58, 78, 84, 87, 91, 104, 116, 156, 168, 174, 182, 203, 232, 273, 312, 348, 364, 377, 406, 443, 546, 609, 696, 728, 754, 812, 886, 1092, 1131, 1218, 1329, 1508, 1624, 1772, 2184, 2262, 2436, 2639, 2658, 3016, 3101, 3544, 4524, 4872, 5278, 5316, 5759, 6202, 7917, 9048, 9303, 10556, 10632, 11518, 12404, 12847, 15834, 17277, 18606, 21112, 23036, 24808, 25694, 31668, 34554, 37212, 38541, 40313, 46072, 51388, 63336, 69108, 74424, 77082, 80626, 89929, 102776, 120939, 138216, 154164, 161252, 167011, 179858, 241878, 269787, 308328, 322504, 334022, 359716, 483756, 501033, 539574, 668044, 719432, 967512, 1002066, 1079148, 1169077, 1336088, 2004132, 2158296, 2338154, 3507231, 4008264, 4676308, 7014462, 9352616, 14028924, 28057848]

約数ペア:

[(1, 28057848), (2, 14028924), (3, 9352616), (4, 7014462), (6, 4676308), (7, 4008264), (8, 3507231), (12, 2338154), (13, 2158296), (14, 2004132), (21, 1336088), (24, 1169077), (26, 1079148), (28, 1002066), (29, 967512), (39, 719432), (42, 668044), (52, 539574), (56, 501033), (58, 483756), (78, 359716), (84, 334022), (87, 322504), (91, 308328), (104, 269787), (116, 241878), (156, 179858), (168, 167011), (174, 161252), (182, 154164), (203, 138216), (232, 120939), (273, 102776), (312, 89929), (348, 80626), (364, 77082), (377, 74424), (406, 69108), (443, 63336), (546, 51388), (609, 46072), (696, 40313), (728, 38541), (754, 37212), (812, 34554), (886, 31668), (1092, 25694), (1131, 24808), (1218, 23036), (1329, 21112), (1508, 18606), (1624, 17277), (1772, 15834), (2184, 12847), (2262, 12404), (2436, 11518), (2639, 10632), (2658, 10556), (3016, 9303), (3101, 9048), (3544, 7917), (4524, 6202), (4872, 5759), (5278, 5316)]