85839915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{116789}}^1$

素因数の和:116811

約数の個数: 24

約数和(自身を含む): 159768720

約数和(自身を除く): 73928805

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 116789, 350367, 583945, 817523, 1751835, 2452569, 4087615, 5722661, 12262845, 17167983, 28613305, 85839915]

約数ペア:

[(1, 85839915), (3, 28613305), (5, 17167983), (7, 12262845), (15, 5722661), (21, 4087615), (35, 2452569), (49, 1751835), (105, 817523), (147, 583945), (245, 350367), (735, 116789)]