28506675

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8087}}^1$

素因数の和:8147

約数の個数: 24

約数和(自身を含む): 48139776

約数和(自身を除く): 19633101

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 8087, 24261, 40435, 121305, 202175, 380089, 606525, 1140267, 1900445, 5701335, 9502225, 28506675]

約数ペア:

[(1, 28506675), (3, 9502225), (5, 5701335), (15, 1900445), (25, 1140267), (47, 606525), (75, 380089), (141, 202175), (235, 121305), (705, 40435), (1175, 24261), (3525, 8087)]