121210005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{5471}}^1$

素因数の和:5697

約数の個数: 32

約数和(自身を含む): 222732288

約数和(自身を除く): 101522283

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 211, 633, 1055, 1477, 3165, 4431, 5471, 7385, 16413, 22155, 27355, 38297, 82065, 114891, 191485, 574455, 1154381, 3463143, 5771905, 8080667, 17315715, 24242001, 40403335, 121210005]

約数ペア:

[(1, 121210005), (3, 40403335), (5, 24242001), (7, 17315715), (15, 8080667), (21, 5771905), (35, 3463143), (105, 1154381), (211, 574455), (633, 191485), (1055, 114891), (1477, 82065), (3165, 38297), (4431, 27355), (5471, 22155), (7385, 16413)]