1281735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 2743104

約数和(自身を除く): 1461369

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 313, 315, 455, 585, 819, 939, 1365, 1565, 2191, 2817, 4069, 4095, 4695, 6573, 10955, 12207, 14085, 19719, 20345, 28483, 32865, 36621, 61035, 85449, 98595, 142415, 183105, 256347, 427245, 1281735]

約数ペア:

[(1, 1281735), (3, 427245), (5, 256347), (7, 183105), (9, 142415), (13, 98595), (15, 85449), (21, 61035), (35, 36621), (39, 32865), (45, 28483), (63, 20345), (65, 19719), (91, 14085), (105, 12207), (117, 10955), (195, 6573), (273, 4695), (313, 4095), (315, 4069), (455, 2817), (585, 2191), (819, 1565), (939, 1365)]