28612872

素因数分解:

$2^3\times 3^3\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1107

約数の個数: 64

約数和(自身を含む): 80136000

約数和(自身を除く): 51523128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 139, 216, 278, 417, 556, 834, 953, 1112, 1251, 1668, 1906, 2502, 2859, 3336, 3753, 3812, 5004, 5718, 7506, 7624, 8577, 10008, 11436, 15012, 17154, 22872, 25731, 30024, 34308, 51462, 68616, 102924, 132467, 205848, 264934, 397401, 529868, 794802, 1059736, 1192203, 1589604, 2384406, 3179208, 3576609, 4768812, 7153218, 9537624, 14306436, 28612872]

約数ペア:

[(1, 28612872), (2, 14306436), (3, 9537624), (4, 7153218), (6, 4768812), (8, 3576609), (9, 3179208), (12, 2384406), (18, 1589604), (24, 1192203), (27, 1059736), (36, 794802), (54, 529868), (72, 397401), (108, 264934), (139, 205848), (216, 132467), (278, 102924), (417, 68616), (556, 51462), (834, 34308), (953, 30024), (1112, 25731), (1251, 22872), (1668, 17154), (1906, 15012), (2502, 11436), (2859, 10008), (3336, 8577), (3753, 7624), (3812, 7506), (5004, 5718)]