737720319

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{20201}}^1$

素因数の和:20295

約数の個数: 32

約数和(自身を含む): 1179150336

約数和(自身を除く): 441430017

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 777, 987, 1739, 5217, 12173, 20201, 36519, 60603, 141407, 424221, 747437, 949447, 2242311, 2848341, 5232059, 6646129, 15696177, 19938387, 35129539, 105388617, 245906773, 737720319]

約数ペア:

[(1, 737720319), (3, 245906773), (7, 105388617), (21, 35129539), (37, 19938387), (47, 15696177), (111, 6646129), (141, 5232059), (259, 2848341), (329, 2242311), (777, 949447), (987, 747437), (1739, 424221), (5217, 141407), (12173, 60603), (20201, 36519)]