28422212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 61848192

約数和(自身を除く): 33425980

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 113, 182, 226, 364, 452, 691, 791, 1382, 1469, 1582, 2764, 2938, 3164, 4837, 5876, 8983, 9674, 10283, 17966, 19348, 20566, 35932, 41132, 62881, 78083, 125762, 156166, 251524, 312332, 546581, 1015079, 1093162, 2030158, 2186324, 4060316, 7105553, 14211106, 28422212]

約数ペア:

[(1, 28422212), (2, 14211106), (4, 7105553), (7, 4060316), (13, 2186324), (14, 2030158), (26, 1093162), (28, 1015079), (52, 546581), (91, 312332), (113, 251524), (182, 156166), (226, 125762), (364, 78083), (452, 62881), (691, 41132), (791, 35932), (1382, 20566), (1469, 19348), (1582, 17966), (2764, 10283), (2938, 9674), (3164, 8983), (4837, 5876)]