28626215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1097}}^1$

素因数の和:1426

約数の個数: 16

約数和(自身を含む): 36523872

約数和(自身を除く): 7897657

約数列:

[1, 5, 17, 85, 307, 1097, 1535, 5219, 5485, 18649, 26095, 93245, 336779, 1683895, 5725243, 28626215]

約数ペア:

[(1, 28626215), (5, 5725243), (17, 1683895), (85, 336779), (307, 93245), (1097, 26095), (1535, 18649), (5219, 5485)]