2902305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 5372928

約数和(自身を除く): 2470623

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 211, 393, 633, 655, 917, 1055, 1477, 1965, 2751, 3165, 4431, 4585, 7385, 13755, 22155, 27641, 82923, 138205, 193487, 414615, 580461, 967435, 2902305]

約数ペア:

[(1, 2902305), (3, 967435), (5, 580461), (7, 414615), (15, 193487), (21, 138205), (35, 82923), (105, 27641), (131, 22155), (211, 13755), (393, 7385), (633, 4585), (655, 4431), (917, 3165), (1055, 2751), (1477, 1965)]