1320573605

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{313}}^1\times {\mathrm{4993}}^1$

素因数の和:5337

約数の個数: 24

約数和(自身を含む): 1721791368

約数和(自身を除く): 401217763

約数列:

[1, 5, 13, 65, 169, 313, 845, 1565, 4069, 4993, 20345, 24965, 52897, 64909, 264485, 324545, 843817, 1562809, 4219085, 7814045, 20316517, 101582585, 264114721, 1320573605]

約数ペア:

[(1, 1320573605), (5, 264114721), (13, 101582585), (65, 20316517), (169, 7814045), (313, 4219085), (845, 1562809), (1565, 843817), (4069, 324545), (4993, 264485), (20345, 64909), (24965, 52897)]