197142270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{505493}}^1$

素因数の和:505516

約数の個数: 32

約数和(自身を含む): 509537952

約数和(自身を除く): 312395682

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 505493, 1010986, 1516479, 2527465, 3032958, 5054930, 6571409, 7582395, 13142818, 15164790, 19714227, 32857045, 39428454, 65714090, 98571135, 197142270]

約数ペア:

[(1, 197142270), (2, 98571135), (3, 65714090), (5, 39428454), (6, 32857045), (10, 19714227), (13, 15164790), (15, 13142818), (26, 7582395), (30, 6571409), (39, 5054930), (65, 3032958), (78, 2527465), (130, 1516479), (195, 1010986), (390, 505493)]