621335

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:119

約数の個数: 24

約数和(自身を含む): 893760

約数和(自身を除く): 272425

約数列:

[1, 5, 11, 13, 55, 65, 79, 121, 143, 395, 605, 715, 869, 1027, 1573, 4345, 5135, 7865, 9559, 11297, 47795, 56485, 124267, 621335]

約数ペア:

[(1, 621335), (5, 124267), (11, 56485), (13, 47795), (55, 11297), (65, 9559), (79, 7865), (121, 5135), (143, 4345), (395, 1573), (605, 1027), (715, 869)]