138684181

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 157799232

約数和(自身を除く): 19115051

約数列:

[1, 17, 23, 41, 211, 391, 697, 943, 1681, 3587, 4853, 8651, 16031, 28577, 38663, 82501, 147067, 198973, 354691, 657271, 3382541, 6029747, 8157893, 138684181]

約数ペア:

[(1, 138684181), (17, 8157893), (23, 6029747), (41, 3382541), (211, 657271), (391, 354691), (697, 198973), (943, 147067), (1681, 82501), (3587, 38663), (4853, 28577), (8651, 16031)]