12753655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 17496000

約数和(自身を除く): 4742345

約数列:

[1, 5, 17, 19, 53, 85, 95, 149, 265, 323, 745, 901, 1007, 1615, 2533, 2831, 4505, 5035, 7897, 12665, 14155, 17119, 39485, 48127, 85595, 134249, 150043, 240635, 671245, 750215, 2550731, 12753655]

約数ペア:

[(1, 12753655), (5, 2550731), (17, 750215), (19, 671245), (53, 240635), (85, 150043), (95, 134249), (149, 85595), (265, 48127), (323, 39485), (745, 17119), (901, 14155), (1007, 12665), (1615, 7897), (2533, 5035), (2831, 4505)]