201217137

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{739}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 302346240

約数和(自身を除く): 101129103

約数列:

[1, 3, 11, 33, 37, 111, 223, 407, 669, 739, 1221, 2217, 2453, 7359, 8129, 8251, 24387, 24753, 27343, 82029, 90761, 164797, 272283, 300773, 494391, 902319, 1812767, 5438301, 6097489, 18292467, 67072379, 201217137]

約数ペア:

[(1, 201217137), (3, 67072379), (11, 18292467), (33, 6097489), (37, 5438301), (111, 1812767), (223, 902319), (407, 494391), (669, 300773), (739, 272283), (1221, 164797), (2217, 90761), (2453, 82029), (7359, 27343), (8129, 24753), (8251, 24387)]