161777985

素因数分解:

$3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{19717}}^1$

素因数の和:20272

約数の個数: 16

約数和(自身を含む): 259331136

約数和(自身を除く): 97553151

約数列:

[1, 3, 5, 15, 547, 1641, 2735, 8205, 19717, 59151, 98585, 295755, 10785199, 32355597, 53925995, 161777985]

約数ペア:

[(1, 161777985), (3, 53925995), (5, 32355597), (15, 10785199), (547, 295755), (1641, 98585), (2735, 59151), (8205, 19717)]