13925457

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 25334400

約数和(自身を除く): 11408943

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 347, 441, 637, 819, 1029, 1041, 1911, 2429, 3087, 3123, 4459, 4511, 5733, 7287, 13377, 13533, 17003, 21861, 31577, 40131, 40599, 51009, 94731, 119021, 153027, 221039, 284193, 357063, 663117, 1071189, 1547273, 1989351, 4641819, 13925457]

約数ペア:

[(1, 13925457), (3, 4641819), (7, 1989351), (9, 1547273), (13, 1071189), (21, 663117), (39, 357063), (49, 284193), (63, 221039), (91, 153027), (117, 119021), (147, 94731), (273, 51009), (343, 40599), (347, 40131), (441, 31577), (637, 21861), (819, 17003), (1029, 13533), (1041, 13377), (1911, 7287), (2429, 5733), (3087, 4511), (3123, 4459)]