1089375

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{83}}^1$

素因数の和:113

約数の個数: 40

約数和(自身を含む): 2099328

約数和(自身を除く): 1009953

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 83, 105, 125, 175, 249, 375, 415, 525, 581, 625, 875, 1245, 1743, 1875, 2075, 2625, 2905, 4375, 6225, 8715, 10375, 13125, 14525, 31125, 43575, 51875, 72625, 155625, 217875, 363125, 1089375]

約数ペア:

[(1, 1089375), (3, 363125), (5, 217875), (7, 155625), (15, 72625), (21, 51875), (25, 43575), (35, 31125), (75, 14525), (83, 13125), (105, 10375), (125, 8715), (175, 6225), (249, 4375), (375, 2905), (415, 2625), (525, 2075), (581, 1875), (625, 1743), (875, 1245)]