28551012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{757}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 76406400

約数和(自身を除く): 47855388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 449, 757, 898, 1347, 1514, 1796, 2271, 2694, 3028, 3143, 4542, 5299, 5388, 6286, 9084, 9429, 10598, 12572, 15897, 18858, 21196, 31794, 37716, 63588, 339893, 679786, 1019679, 1359572, 2039358, 2379251, 4078716, 4758502, 7137753, 9517004, 14275506, 28551012]

約数ペア:

[(1, 28551012), (2, 14275506), (3, 9517004), (4, 7137753), (6, 4758502), (7, 4078716), (12, 2379251), (14, 2039358), (21, 1359572), (28, 1019679), (42, 679786), (84, 339893), (449, 63588), (757, 37716), (898, 31794), (1347, 21196), (1514, 18858), (1796, 15897), (2271, 12572), (2694, 10598), (3028, 9429), (3143, 9084), (4542, 6286), (5299, 5388)]