28219374

素因数分解:

$2^1\times 3^3\times {\mathrm{263}}^1\times {\mathrm{1987}}^1$

素因数の和:2261

約数の個数: 32

約数和(自身を含む): 62979840

約数和(自身を除く): 34760466

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 263, 526, 789, 1578, 1987, 2367, 3974, 4734, 5961, 7101, 11922, 14202, 17883, 35766, 53649, 107298, 522581, 1045162, 1567743, 3135486, 4703229, 9406458, 14109687, 28219374]

約数ペア:

[(1, 28219374), (2, 14109687), (3, 9406458), (6, 4703229), (9, 3135486), (18, 1567743), (27, 1045162), (54, 522581), (263, 107298), (526, 53649), (789, 35766), (1578, 17883), (1987, 14202), (2367, 11922), (3974, 7101), (4734, 5961)]