28421388

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{2713}}^1$

素因数の和:2823

約数の個数: 48

約数和(自身を含む): 74472160

約数和(自身を除く): 46050772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1746, 2619, 2713, 3492, 5238, 5426, 8139, 10476, 10852, 16278, 24417, 32556, 48834, 73251, 97668, 146502, 263161, 293004, 526322, 789483, 1052644, 1578966, 2368449, 3157932, 4736898, 7105347, 9473796, 14210694, 28421388]

約数ペア:

[(1, 28421388), (2, 14210694), (3, 9473796), (4, 7105347), (6, 4736898), (9, 3157932), (12, 2368449), (18, 1578966), (27, 1052644), (36, 789483), (54, 526322), (97, 293004), (108, 263161), (194, 146502), (291, 97668), (388, 73251), (582, 48834), (873, 32556), (1164, 24417), (1746, 16278), (2619, 10852), (2713, 10476), (3492, 8139), (5238, 5426)]