30986930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238361}}^1$

素因数の和:238381

約数の個数: 16

約数和(自身を含む): 60067224

約数和(自身を除く): 29080294

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 238361, 476722, 1191805, 2383610, 3098693, 6197386, 15493465, 30986930]

約数ペア:

[(1, 30986930), (2, 15493465), (5, 6197386), (10, 3098693), (13, 2383610), (26, 1191805), (65, 476722), (130, 238361)]