28624575

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{7789}}^1$

素因数の和:7816

約数の個数: 36

約数和(自身を含む): 55059720

約数和(自身を除く): 26435145

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 7789, 23367, 38945, 54523, 116835, 163569, 194725, 272615, 381661, 584175, 817845, 1144983, 1363075, 1908305, 4089225, 5724915, 9541525, 28624575]

約数ペア:

[(1, 28624575), (3, 9541525), (5, 5724915), (7, 4089225), (15, 1908305), (21, 1363075), (25, 1144983), (35, 817845), (49, 584175), (75, 381661), (105, 272615), (147, 194725), (175, 163569), (245, 116835), (525, 54523), (735, 38945), (1225, 23367), (3675, 7789)]