28910804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1811}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 54693408

約数和(自身を除く): 25782604

約数列:

[1, 2, 4, 13, 26, 52, 307, 614, 1228, 1811, 3622, 3991, 7244, 7982, 15964, 23543, 47086, 94172, 555977, 1111954, 2223908, 7227701, 14455402, 28910804]

約数ペア:

[(1, 28910804), (2, 14455402), (4, 7227701), (13, 2223908), (26, 1111954), (52, 555977), (307, 94172), (614, 47086), (1228, 23543), (1811, 15964), (3622, 7982), (3991, 7244)]