1282912125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{311009}}^1$

素因数の和:311038

約数の個数: 32

約数和(自身を含む): 2328842880

約数和(自身を除く): 1045930755

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 311009, 933027, 1555045, 3421099, 4665135, 7775225, 10263297, 17105495, 23325675, 38876125, 51316485, 85527475, 116628375, 256582425, 427637375, 1282912125]

約数ペア:

[(1, 1282912125), (3, 427637375), (5, 256582425), (11, 116628375), (15, 85527475), (25, 51316485), (33, 38876125), (55, 23325675), (75, 17105495), (125, 10263297), (165, 7775225), (275, 4665135), (375, 3421099), (825, 1555045), (1375, 933027), (4125, 311009)]