12321645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 22671360

約数和(自身を除く): 10349715

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 239, 491, 717, 1195, 1473, 1673, 2455, 3437, 3585, 5019, 7365, 8365, 10311, 17185, 25095, 51555, 117349, 352047, 586745, 821443, 1760235, 2464329, 4107215, 12321645]

約数ペア:

[(1, 12321645), (3, 4107215), (5, 2464329), (7, 1760235), (15, 821443), (21, 586745), (35, 352047), (105, 117349), (239, 51555), (491, 25095), (717, 17185), (1195, 10311), (1473, 8365), (1673, 7365), (2455, 5019), (3437, 3585)]