28788675

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8167}}^1$

素因数の和:8227

約数の個数: 24

約数和(自身を含む): 48615936

約数和(自身を除く): 19827261

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 8167, 24501, 40835, 122505, 204175, 383849, 612525, 1151547, 1919245, 5757735, 9596225, 28788675]

約数ペア:

[(1, 28788675), (3, 9596225), (5, 5757735), (15, 1919245), (25, 1151547), (47, 612525), (75, 383849), (141, 204175), (235, 122505), (705, 40835), (1175, 24501), (3525, 8167)]