140721237

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 206125920

約数和(自身を除く): 65404683

約数列:

[1, 3, 9, 139, 197, 417, 571, 591, 1251, 1713, 1773, 5139, 27383, 79369, 82149, 112487, 238107, 246447, 337461, 714321, 1012383, 15635693, 46907079, 140721237]

約数ペア:

[(1, 140721237), (3, 46907079), (9, 15635693), (139, 1012383), (197, 714321), (417, 337461), (571, 246447), (591, 238107), (1251, 112487), (1713, 82149), (1773, 79369), (5139, 27383)]