201967263

素因数分解:

$3^9\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 40

約数和(自身を含む): 313662976

約数和(自身を除く): 111695713

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 331, 729, 837, 993, 2187, 2511, 2979, 6561, 7533, 8937, 10261, 19683, 22599, 26811, 30783, 67797, 80433, 92349, 203391, 241299, 277047, 610173, 723897, 831141, 2171691, 2493423, 6515073, 7480269, 22440807, 67322421, 201967263]

約数ペア:

[(1, 201967263), (3, 67322421), (9, 22440807), (27, 7480269), (31, 6515073), (81, 2493423), (93, 2171691), (243, 831141), (279, 723897), (331, 610173), (729, 277047), (837, 241299), (993, 203391), (2187, 92349), (2511, 80433), (2979, 67797), (6561, 30783), (7533, 26811), (8937, 22599), (10261, 19683)]