28135072

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 68124672

約数和(自身を除く): 39989600

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 43, 46, 56, 86, 92, 112, 127, 161, 172, 184, 224, 254, 301, 322, 344, 368, 508, 602, 644, 688, 736, 889, 989, 1016, 1204, 1288, 1376, 1778, 1978, 2032, 2408, 2576, 2921, 3556, 3956, 4064, 4816, 5152, 5461, 5842, 6923, 7112, 7912, 9632, 10922, 11684, 13846, 14224, 15824, 20447, 21844, 23368, 27692, 28448, 31648, 38227, 40894, 43688, 46736, 55384, 76454, 81788, 87376, 93472, 110768, 125603, 152908, 163576, 174752, 221536, 251206, 305816, 327152, 502412, 611632, 654304, 879221, 1004824, 1223264, 1758442, 2009648, 3516884, 4019296, 7033768, 14067536, 28135072]

約数ペア:

[(1, 28135072), (2, 14067536), (4, 7033768), (7, 4019296), (8, 3516884), (14, 2009648), (16, 1758442), (23, 1223264), (28, 1004824), (32, 879221), (43, 654304), (46, 611632), (56, 502412), (86, 327152), (92, 305816), (112, 251206), (127, 221536), (161, 174752), (172, 163576), (184, 152908), (224, 125603), (254, 110768), (301, 93472), (322, 87376), (344, 81788), (368, 76454), (508, 55384), (602, 46736), (644, 43688), (688, 40894), (736, 38227), (889, 31648), (989, 28448), (1016, 27692), (1204, 23368), (1288, 21844), (1376, 20447), (1778, 15824), (1978, 14224), (2032, 13846), (2408, 11684), (2576, 10922), (2921, 9632), (3556, 7912), (3956, 7112), (4064, 6923), (4816, 5842), (5152, 5461)]