20070145005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78706451}}^1$

素因数の和:78706476

約数の個数: 16

約数和(自身を含む): 34001187264

約数和(自身を除く): 13931042259

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78706451, 236119353, 393532255, 1180596765, 1338009667, 4014029001, 6690048335, 20070145005]

約数ペア:

[(1, 20070145005), (3, 6690048335), (5, 4014029001), (15, 1338009667), (17, 1180596765), (51, 393532255), (85, 236119353), (255, 78706451)]