156981012815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{947}}^1\times {\mathrm{7159}}^1$

素因数の和:8543

約数の個数: 32

約数和(自身を含む): 206236869120

約数和(自身を除く): 49255856305

約数列:

[1, 5, 11, 55, 421, 947, 2105, 4631, 4735, 7159, 10417, 23155, 35795, 52085, 78749, 393745, 398687, 1993435, 3013939, 4385557, 6779573, 15069695, 21927785, 33153329, 33897865, 74575303, 165766645, 372876515, 2854200233, 14271001165, 31396202563, 156981012815]

約数ペア:

[(1, 156981012815), (5, 31396202563), (11, 14271001165), (55, 2854200233), (421, 372876515), (947, 165766645), (2105, 74575303), (4631, 33897865), (4735, 33153329), (7159, 21927785), (10417, 15069695), (23155, 6779573), (35795, 4385557), (52085, 3013939), (78749, 1993435), (393745, 398687)]