81669027

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 122966784

約数和(自身を除く): 41297757

約数列:

[1, 3, 11, 33, 37, 111, 211, 317, 407, 633, 951, 1221, 2321, 3487, 6963, 7807, 10461, 11729, 23421, 35187, 66887, 85877, 129019, 200661, 257631, 387057, 735757, 2207271, 2474819, 7424457, 27223009, 81669027]

約数ペア:

[(1, 81669027), (3, 27223009), (11, 7424457), (33, 2474819), (37, 2207271), (111, 735757), (211, 387057), (317, 257631), (407, 200661), (633, 129019), (951, 85877), (1221, 66887), (2321, 35187), (3487, 23421), (6963, 11729), (7807, 10461)]