31828428

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 85285200

約数和(自身を除く): 53456772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 43, 58, 86, 87, 116, 129, 172, 174, 258, 261, 348, 387, 516, 522, 709, 774, 1044, 1247, 1418, 1548, 2127, 2494, 2836, 3741, 4254, 4988, 6381, 7482, 8508, 11223, 12762, 14964, 20561, 22446, 25524, 30487, 41122, 44892, 60974, 61683, 82244, 91461, 121948, 123366, 182922, 185049, 246732, 274383, 365844, 370098, 548766, 740196, 884123, 1097532, 1768246, 2652369, 3536492, 5304738, 7957107, 10609476, 15914214, 31828428]

約数ペア:

[(1, 31828428), (2, 15914214), (3, 10609476), (4, 7957107), (6, 5304738), (9, 3536492), (12, 2652369), (18, 1768246), (29, 1097532), (36, 884123), (43, 740196), (58, 548766), (86, 370098), (87, 365844), (116, 274383), (129, 246732), (172, 185049), (174, 182922), (258, 123366), (261, 121948), (348, 91461), (387, 82244), (516, 61683), (522, 60974), (709, 44892), (774, 41122), (1044, 30487), (1247, 25524), (1418, 22446), (1548, 20561), (2127, 14964), (2494, 12762), (2836, 11223), (3741, 8508), (4254, 7482), (4988, 6381)]