13456465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 18892800

約数和(自身を除く): 5436335

約数列:

[1, 5, 11, 19, 55, 79, 95, 163, 209, 395, 815, 869, 1045, 1501, 1793, 3097, 4345, 7505, 8965, 12877, 15485, 16511, 34067, 64385, 82555, 141647, 170335, 244663, 708235, 1223315, 2691293, 13456465]

約数ペア:

[(1, 13456465), (5, 2691293), (11, 1223315), (19, 708235), (55, 244663), (79, 170335), (95, 141647), (163, 82555), (209, 64385), (395, 34067), (815, 16511), (869, 15485), (1045, 12877), (1501, 8965), (1793, 7505), (3097, 4345)]