57289545

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 49155255

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 71, 129, 135, 139, 213, 215, 355, 387, 417, 639, 645, 695, 1065, 1161, 1251, 1917, 1935, 2085, 3053, 3195, 3753, 5805, 5977, 6255, 9159, 9585, 9869, 15265, 17931, 18765, 27477, 29607, 29885, 45795, 49345, 53793, 82431, 88821, 89655, 137385, 148035, 161379, 266463, 268965, 412155, 424367, 444105, 806895, 1273101, 1332315, 2121835, 3819303, 6365505, 11457909, 19096515, 57289545]

約数ペア:

[(1, 57289545), (3, 19096515), (5, 11457909), (9, 6365505), (15, 3819303), (27, 2121835), (43, 1332315), (45, 1273101), (71, 806895), (129, 444105), (135, 424367), (139, 412155), (213, 268965), (215, 266463), (355, 161379), (387, 148035), (417, 137385), (639, 89655), (645, 88821), (695, 82431), (1065, 53793), (1161, 49345), (1251, 45795), (1917, 29885), (1935, 29607), (2085, 27477), (3053, 18765), (3195, 17931), (3753, 15265), (5805, 9869), (5977, 9585), (6255, 9159)]