81241657

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{5737}}^1$

素因数の和:5785

約数の個数: 18

約数和(自身を含む): 100409262

約数和(自身を除く): 19167605

約数列:

[1, 7, 17, 49, 119, 289, 833, 2023, 5737, 14161, 40159, 97529, 281113, 682703, 1657993, 4778921, 11605951, 81241657]

約数ペア:

[(1, 81241657), (7, 11605951), (17, 4778921), (49, 1657993), (119, 682703), (289, 281113), (833, 97529), (2023, 40159), (5737, 14161)]