28227472

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19387}}^1$

素因数の和:19415

約数の個数: 40

約数和(自身を含む): 67315136

約数和(自身を除く): 39087664

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19387, 38774, 77548, 135709, 155096, 252031, 271418, 310192, 504062, 542836, 1008124, 1085672, 1764217, 2016248, 2171344, 3528434, 4032496, 7056868, 14113736, 28227472]

約数ペア:

[(1, 28227472), (2, 14113736), (4, 7056868), (7, 4032496), (8, 3528434), (13, 2171344), (14, 2016248), (16, 1764217), (26, 1085672), (28, 1008124), (52, 542836), (56, 504062), (91, 310192), (104, 271418), (112, 252031), (182, 155096), (208, 135709), (364, 77548), (728, 38774), (1456, 19387)]