20151131519

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{56123}}^1$

素因数の和:56446

約数の個数: 16

約数和(自身を含む): 21433082112

約数和(自身を除く): 1281950593

約数列:

[1, 23, 67, 233, 1541, 5359, 15611, 56123, 359053, 1290829, 3760241, 13076659, 86485543, 300763157, 876136153, 20151131519]

約数ペア:

[(1, 20151131519), (23, 876136153), (67, 300763157), (233, 86485543), (1541, 13076659), (5359, 3760241), (15611, 1290829), (56123, 359053)]