28839348

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{3761}}^1$

素因数の和:3845

約数の個数: 48

約数和(自身を含む): 75841920

約数和(自身を除く): 47002572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3761, 3834, 7522, 7668, 11283, 15044, 22566, 33849, 45132, 67698, 101547, 135396, 203094, 267031, 406188, 534062, 801093, 1068124, 1602186, 2403279, 3204372, 4806558, 7209837, 9613116, 14419674, 28839348]

約数ペア:

[(1, 28839348), (2, 14419674), (3, 9613116), (4, 7209837), (6, 4806558), (9, 3204372), (12, 2403279), (18, 1602186), (27, 1068124), (36, 801093), (54, 534062), (71, 406188), (108, 267031), (142, 203094), (213, 135396), (284, 101547), (426, 67698), (639, 45132), (852, 33849), (1278, 22566), (1917, 15044), (2556, 11283), (3761, 7668), (3834, 7522)]