12100515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6779}}^1$

素因数の和:6811

約数の個数: 32

約数和(自身を含む): 23431680

約数和(自身を除く): 11331165

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 6779, 20337, 33895, 47453, 101685, 115243, 142359, 237265, 345729, 576215, 711795, 806701, 1728645, 2420103, 4033505, 12100515]

約数ペア:

[(1, 12100515), (3, 4033505), (5, 2420103), (7, 1728645), (15, 806701), (17, 711795), (21, 576215), (35, 345729), (51, 237265), (85, 142359), (105, 115243), (119, 101685), (255, 47453), (357, 33895), (595, 20337), (1785, 6779)]