28014275

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 36018528

約数和(自身を除く): 8004253

約数列:

[1, 5, 25, 41, 151, 181, 205, 755, 905, 1025, 3775, 4525, 6191, 7421, 27331, 30955, 37105, 136655, 154775, 185525, 683275, 1120571, 5602855, 28014275]

約数ペア:

[(1, 28014275), (5, 5602855), (25, 1120571), (41, 683275), (151, 185525), (181, 154775), (205, 136655), (755, 37105), (905, 30955), (1025, 27331), (3775, 7421), (4525, 6191)]