2188501125

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{135721}}^1$

素因数の和:135782

約数の個数: 32

約数和(自身を含む): 3726383232

約数和(自身を除く): 1537882107

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 645, 1075, 3225, 5375, 16125, 135721, 407163, 678605, 2035815, 3393025, 5836003, 10179075, 16965125, 17508009, 29180015, 50895375, 87540045, 145900075, 437700225, 729500375, 2188501125]

約数ペア:

[(1, 2188501125), (3, 729500375), (5, 437700225), (15, 145900075), (25, 87540045), (43, 50895375), (75, 29180015), (125, 17508009), (129, 16965125), (215, 10179075), (375, 5836003), (645, 3393025), (1075, 2035815), (3225, 678605), (5375, 407163), (16125, 135721)]