28917255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{751}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 49379328

約数和(自身を除く): 20462073

約数列:

[1, 3, 5, 15, 17, 51, 85, 151, 255, 453, 751, 755, 2253, 2265, 2567, 3755, 7701, 11265, 12767, 12835, 38301, 38505, 63835, 113401, 191505, 340203, 567005, 1701015, 1927817, 5783451, 9639085, 28917255]

約数ペア:

[(1, 28917255), (3, 9639085), (5, 5783451), (15, 1927817), (17, 1701015), (51, 567005), (85, 340203), (151, 191505), (255, 113401), (453, 63835), (751, 38505), (755, 38301), (2253, 12835), (2265, 12767), (2567, 11265), (3755, 7701)]