219913305545

素因数分解:

$5^1\times {\mathrm{809}}^1\times {\mathrm{1061}}^1\times {\mathrm{51241}}^1$

素因数の和:53116

約数の個数: 16

約数和(自身を含む): 264476359440

約数和(自身を除く): 44563053895

約数列:

[1, 5, 809, 1061, 4045, 5305, 51241, 256205, 858349, 4291745, 41453969, 54366701, 207269845, 271833505, 43982661109, 219913305545]

約数ペア:

[(1, 219913305545), (5, 43982661109), (809, 271833505), (1061, 207269845), (4045, 54366701), (5305, 41453969), (51241, 4291745), (256205, 858349)]