15011975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 20593920

約数和(自身を除く): 5581945

約数列:

[1, 5, 11, 25, 55, 79, 275, 395, 691, 869, 1975, 3455, 4345, 7601, 17275, 21725, 38005, 54589, 190025, 272945, 600479, 1364725, 3002395, 15011975]

約数ペア:

[(1, 15011975), (5, 3002395), (11, 1364725), (25, 600479), (55, 272945), (79, 190025), (275, 54589), (395, 38005), (691, 21725), (869, 17275), (1975, 7601), (3455, 4345)]