13006875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{991}}^1$

素因数の和:1021

約数の個数: 40

約数和(自身を含む): 24792064

約数和(自身を除く): 11785189

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 625, 875, 991, 1875, 2625, 2973, 4375, 4955, 6937, 13125, 14865, 20811, 24775, 34685, 74325, 104055, 123875, 173425, 371625, 520275, 619375, 867125, 1858125, 2601375, 4335625, 13006875]

約数ペア:

[(1, 13006875), (3, 4335625), (5, 2601375), (7, 1858125), (15, 867125), (21, 619375), (25, 520275), (35, 371625), (75, 173425), (105, 123875), (125, 104055), (175, 74325), (375, 34685), (525, 24775), (625, 20811), (875, 14865), (991, 13125), (1875, 6937), (2625, 4955), (2973, 4375)]