2181391878

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1\times {\mathrm{6521}}^1$

素因数の和:7092

約数の個数: 32

約数和(自身を含む): 4407828480

約数和(自身を除く): 2226436602

約数列:

[1, 2, 3, 6, 127, 254, 381, 439, 762, 878, 1317, 2634, 6521, 13042, 19563, 39126, 55753, 111506, 167259, 334518, 828167, 1656334, 2484501, 2862719, 4969002, 5725438, 8588157, 17176314, 363565313, 727130626, 1090695939, 2181391878]

約数ペア:

[(1, 2181391878), (2, 1090695939), (3, 727130626), (6, 363565313), (127, 17176314), (254, 8588157), (381, 5725438), (439, 4969002), (762, 2862719), (878, 2484501), (1317, 1656334), (2634, 828167), (6521, 334518), (13042, 167259), (19563, 111506), (39126, 55753)]