28515294

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 38012706

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 131, 139, 174, 261, 262, 278, 393, 417, 522, 783, 786, 834, 1179, 1251, 1566, 2358, 2502, 3537, 3753, 3799, 4031, 7074, 7506, 7598, 8062, 11397, 12093, 18209, 22794, 24186, 34191, 36279, 36418, 54627, 68382, 72558, 102573, 108837, 109254, 163881, 205146, 217674, 327762, 491643, 528061, 983286, 1056122, 1584183, 3168366, 4752549, 9505098, 14257647, 28515294]

約数ペア:

[(1, 28515294), (2, 14257647), (3, 9505098), (6, 4752549), (9, 3168366), (18, 1584183), (27, 1056122), (29, 983286), (54, 528061), (58, 491643), (87, 327762), (131, 217674), (139, 205146), (174, 163881), (261, 109254), (262, 108837), (278, 102573), (393, 72558), (417, 68382), (522, 54627), (783, 36418), (786, 36279), (834, 34191), (1179, 24186), (1251, 22794), (1566, 18209), (2358, 12093), (2502, 11397), (3537, 8062), (3753, 7598), (3799, 7506), (4031, 7074)]