165163941

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 264176640

約数和(自身を除く): 99012699

約数列:

[1, 3, 9, 19, 27, 57, 81, 83, 171, 243, 249, 431, 513, 747, 1293, 1539, 1577, 2241, 3879, 4617, 4731, 6723, 8189, 11637, 14193, 20169, 24567, 34911, 35773, 42579, 73701, 104733, 107319, 127737, 221103, 321957, 383211, 663309, 679687, 965871, 1989927, 2039061, 2897613, 6117183, 8692839, 18351549, 55054647, 165163941]

約数ペア:

[(1, 165163941), (3, 55054647), (9, 18351549), (19, 8692839), (27, 6117183), (57, 2897613), (81, 2039061), (83, 1989927), (171, 965871), (243, 679687), (249, 663309), (431, 383211), (513, 321957), (747, 221103), (1293, 127737), (1539, 107319), (1577, 104733), (2241, 73701), (3879, 42579), (4617, 35773), (4731, 34911), (6723, 24567), (8189, 20169), (11637, 14193)]