12131031

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 18450432

約数和(自身を除く): 6319401

約数列:

[1, 3, 11, 33, 43, 83, 103, 129, 249, 309, 473, 913, 1133, 1419, 2739, 3399, 3569, 4429, 8549, 10707, 13287, 25647, 39259, 48719, 94039, 117777, 146157, 282117, 367607, 1102821, 4043677, 12131031]

約数ペア:

[(1, 12131031), (3, 4043677), (11, 1102821), (33, 367607), (43, 282117), (83, 146157), (103, 117777), (129, 94039), (249, 48719), (309, 39259), (473, 25647), (913, 13287), (1133, 10707), (1419, 8549), (2739, 4429), (3399, 3569)]