20161222653

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{358747}}^1$

素因数の和:358905

約数の個数: 32

約数和(自身を含む): 31822382592

約数和(自身を除く): 11661159939

約数列:

[1, 3, 11, 13, 33, 39, 131, 143, 393, 429, 1441, 1703, 4323, 5109, 18733, 56199, 358747, 1076241, 3946217, 4663711, 11838651, 13991133, 46995857, 51300821, 140987571, 153902463, 516954427, 610946141, 1550863281, 1832838423, 6720407551, 20161222653]

約数ペア:

[(1, 20161222653), (3, 6720407551), (11, 1832838423), (13, 1550863281), (33, 610946141), (39, 516954427), (131, 153902463), (143, 140987571), (393, 51300821), (429, 46995857), (1441, 13991133), (1703, 11838651), (4323, 4663711), (5109, 3946217), (18733, 1076241), (56199, 358747)]