31770249

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 50079744

約数和(自身を除く): 18309495

約数列:

[1, 3, 7, 21, 43, 129, 151, 233, 301, 453, 699, 903, 1057, 1631, 3171, 4893, 6493, 10019, 19479, 30057, 35183, 45451, 70133, 105549, 136353, 210399, 246281, 738843, 1512869, 4538607, 10590083, 31770249]

約数ペア:

[(1, 31770249), (3, 10590083), (7, 4538607), (21, 1512869), (43, 738843), (129, 246281), (151, 210399), (233, 136353), (301, 105549), (453, 70133), (699, 45451), (903, 35183), (1057, 30057), (1631, 19479), (3171, 10019), (4893, 6493)]