1319045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 1967616

約数和(自身を除く): 648571

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 223, 455, 845, 1115, 1183, 1561, 2899, 5915, 7805, 14495, 20293, 37687, 101465, 188435, 263809, 1319045]

約数ペア:

[(1, 1319045), (5, 263809), (7, 188435), (13, 101465), (35, 37687), (65, 20293), (91, 14495), (169, 7805), (223, 5915), (455, 2899), (845, 1561), (1115, 1183)]