12217645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 17262720

約数和(自身を除く): 5045075

約数列:

[1, 5, 11, 17, 55, 73, 85, 179, 187, 365, 803, 895, 935, 1241, 1969, 3043, 4015, 6205, 9845, 13067, 13651, 15215, 33473, 65335, 68255, 143737, 167365, 222139, 718685, 1110695, 2443529, 12217645]

約数ペア:

[(1, 12217645), (5, 2443529), (11, 1110695), (17, 718685), (55, 222139), (73, 167365), (85, 143737), (179, 68255), (187, 65335), (365, 33473), (803, 15215), (895, 13651), (935, 13067), (1241, 9845), (1969, 6205), (3043, 4015)]