85915263

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{240659}}^1$

素因数の和:240686

約数の個数: 16

約数和(自身を含む): 138620160

約数和(自身を除く): 52704897

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 240659, 721977, 1684613, 4091203, 5053839, 12273609, 28638421, 85915263]

約数ペア:

[(1, 85915263), (3, 28638421), (7, 12273609), (17, 5053839), (21, 4091203), (51, 1684613), (119, 721977), (357, 240659)]