28803245

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^2$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 37345536

約数和(自身を除く): 8542291

約数列:

[1, 5, 23, 47, 73, 115, 235, 365, 1081, 1679, 3431, 5329, 5405, 8395, 17155, 26645, 78913, 122567, 250463, 394565, 612835, 1252315, 5760649, 28803245]

約数ペア:

[(1, 28803245), (5, 5760649), (23, 1252315), (47, 612835), (73, 394565), (115, 250463), (235, 122567), (365, 78913), (1081, 26645), (1679, 17155), (3431, 8395), (5329, 5405)]