12717873

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 22404096

約数和(自身を除く): 9686223

約数列:

[1, 3, 7, 9, 21, 23, 63, 67, 69, 131, 161, 201, 207, 393, 469, 483, 603, 917, 1179, 1407, 1449, 1541, 2751, 3013, 4221, 4623, 8253, 8777, 9039, 10787, 13869, 21091, 26331, 27117, 32361, 61439, 63273, 78993, 97083, 184317, 189819, 201871, 552951, 605613, 1413097, 1816839, 4239291, 12717873]

約数ペア:

[(1, 12717873), (3, 4239291), (7, 1816839), (9, 1413097), (21, 605613), (23, 552951), (63, 201871), (67, 189819), (69, 184317), (131, 97083), (161, 78993), (201, 63273), (207, 61439), (393, 32361), (469, 27117), (483, 26331), (603, 21091), (917, 13869), (1179, 10787), (1407, 9039), (1449, 8777), (1541, 8253), (2751, 4623), (3013, 4221)]