28530008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{691}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 57837360

約数和(自身を除く): 29307352

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 397, 691, 794, 1382, 1588, 2764, 3176, 5161, 5528, 8983, 10322, 17966, 20644, 35932, 41288, 71864, 274327, 548654, 1097308, 2194616, 3566251, 7132502, 14265004, 28530008]

約数ペア:

[(1, 28530008), (2, 14265004), (4, 7132502), (8, 3566251), (13, 2194616), (26, 1097308), (52, 548654), (104, 274327), (397, 71864), (691, 41288), (794, 35932), (1382, 20644), (1588, 17966), (2764, 10322), (3176, 8983), (5161, 5528)]