11920785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 20148480

約数和(自身を除く): 8227695

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 317, 327, 345, 545, 951, 1585, 1635, 2507, 4755, 7291, 7521, 12535, 21873, 34553, 36455, 37605, 103659, 109365, 172765, 518295, 794719, 2384157, 3973595, 11920785]

約数ペア:

[(1, 11920785), (3, 3973595), (5, 2384157), (15, 794719), (23, 518295), (69, 172765), (109, 109365), (115, 103659), (317, 37605), (327, 36455), (345, 34553), (545, 21873), (951, 12535), (1585, 7521), (1635, 7291), (2507, 4755)]