28393272

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{12721}}^1$

素因数の和:12764

約数の個数: 48

約数和(自身を含む): 79385280

約数和(自身を除く): 50992008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 12721, 25442, 38163, 50884, 76326, 101768, 114489, 152652, 228978, 305304, 394351, 457956, 788702, 915912, 1183053, 1577404, 2366106, 3154808, 3549159, 4732212, 7098318, 9464424, 14196636, 28393272]

約数ペア:

[(1, 28393272), (2, 14196636), (3, 9464424), (4, 7098318), (6, 4732212), (8, 3549159), (9, 3154808), (12, 2366106), (18, 1577404), (24, 1183053), (31, 915912), (36, 788702), (62, 457956), (72, 394351), (93, 305304), (124, 228978), (186, 152652), (248, 114489), (279, 101768), (372, 76326), (558, 50884), (744, 38163), (1116, 25442), (2232, 12721)]