64204287

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4349}}^1$

素因数の和:4415

約数の個数: 32

約数和(自身を含む): 105792000

約数和(自身を除く): 41587713

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4349, 4921, 13047, 14763, 30443, 82631, 91329, 160913, 247893, 482739, 578417, 1126391, 1735251, 3057347, 3379173, 9172041, 21401429, 64204287]

約数ペア:

[(1, 64204287), (3, 21401429), (7, 9172041), (19, 3379173), (21, 3057347), (37, 1735251), (57, 1126391), (111, 578417), (133, 482739), (259, 247893), (399, 160913), (703, 91329), (777, 82631), (2109, 30443), (4349, 14763), (4921, 13047)]