215549607

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6217}}^1$

素因数の和:6367

約数の個数: 32

約数和(自身を含む): 356564992

約数和(自身を除く): 141015385

約数列:

[1, 3, 7, 13, 21, 39, 91, 127, 273, 381, 889, 1651, 2667, 4953, 6217, 11557, 18651, 34671, 43519, 80821, 130557, 242463, 565747, 789559, 1697241, 2368677, 5526913, 10264267, 16580739, 30792801, 71849869, 215549607]

約数ペア:

[(1, 215549607), (3, 71849869), (7, 30792801), (13, 16580739), (21, 10264267), (39, 5526913), (91, 2368677), (127, 1697241), (273, 789559), (381, 565747), (889, 242463), (1651, 130557), (2667, 80821), (4953, 43519), (6217, 34671), (11557, 18651)]