12916875

素因数分解:

$3^1\times 5^4\times {\mathrm{83}}^2$

素因数の和:189

約数の個数: 30

約数和(自身を含む): 21783652

約数和(自身を除く): 8866777

約数列:

[1, 3, 5, 15, 25, 75, 83, 125, 249, 375, 415, 625, 1245, 1875, 2075, 6225, 6889, 10375, 20667, 31125, 34445, 51875, 103335, 155625, 172225, 516675, 861125, 2583375, 4305625, 12916875]

約数ペア:

[(1, 12916875), (3, 4305625), (5, 2583375), (15, 861125), (25, 516675), (75, 172225), (83, 155625), (125, 103335), (249, 51875), (375, 34445), (415, 31125), (625, 20667), (1245, 10375), (1875, 6889), (2075, 6225)]