648672117

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{3169}}^1$

素因数の和:3305

約数の個数: 24

約数和(自身を含む): 906569280

約数和(自身を除く): 257897163

約数列:

[1, 3, 31, 71, 93, 213, 961, 2201, 2883, 3169, 6603, 9507, 68231, 98239, 204693, 224999, 294717, 674997, 3045409, 6974969, 9136227, 20924907, 216224039, 648672117]

約数ペア:

[(1, 648672117), (3, 216224039), (31, 20924907), (71, 9136227), (93, 6974969), (213, 3045409), (961, 674997), (2201, 294717), (2883, 224999), (3169, 204693), (6603, 98239), (9507, 68231)]