28552356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3907}}^1$

素因数の和:3953

約数の個数: 72

約数和(自身を含む): 85350720

約数和(自身を除く): 56798364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 3907, 7308, 7814, 11721, 15628, 23442, 27349, 35163, 46884, 54698, 70326, 82047, 109396, 113303, 140652, 164094, 226606, 246141, 328188, 339909, 453212, 492282, 679818, 793121, 984564, 1019727, 1359636, 1586242, 2039454, 2379363, 3172484, 4078908, 4758726, 7138089, 9517452, 14276178, 28552356]

約数ペア:

[(1, 28552356), (2, 14276178), (3, 9517452), (4, 7138089), (6, 4758726), (7, 4078908), (9, 3172484), (12, 2379363), (14, 2039454), (18, 1586242), (21, 1359636), (28, 1019727), (29, 984564), (36, 793121), (42, 679818), (58, 492282), (63, 453212), (84, 339909), (87, 328188), (116, 246141), (126, 226606), (174, 164094), (203, 140652), (252, 113303), (261, 109396), (348, 82047), (406, 70326), (522, 54698), (609, 46884), (812, 35163), (1044, 27349), (1218, 23442), (1827, 15628), (2436, 11721), (3654, 7814), (3907, 7308)]