28063815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2027}}^1$

素因数の和:2119

約数の個数: 32

約数和(自身を含む): 49061376

約数和(自身を除く): 20997561

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2027, 2769, 4615, 6081, 10135, 13845, 26351, 30405, 79053, 131755, 143917, 395265, 431751, 719585, 1870921, 2158755, 5612763, 9354605, 28063815]

約数ペア:

[(1, 28063815), (3, 9354605), (5, 5612763), (13, 2158755), (15, 1870921), (39, 719585), (65, 431751), (71, 395265), (195, 143917), (213, 131755), (355, 79053), (923, 30405), (1065, 26351), (2027, 13845), (2769, 10135), (4615, 6081)]