8705249

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 11308800

約数和(自身を除く): 2603551

約数列:

[1, 7, 19, 29, 37, 61, 133, 203, 259, 427, 551, 703, 1073, 1159, 1769, 2257, 3857, 4921, 7511, 8113, 12383, 15799, 20387, 33611, 42883, 65453, 142709, 235277, 300181, 458171, 1243607, 8705249]

約数ペア:

[(1, 8705249), (7, 1243607), (19, 458171), (29, 300181), (37, 235277), (61, 142709), (133, 65453), (203, 42883), (259, 33611), (427, 20387), (551, 15799), (703, 12383), (1073, 8113), (1159, 7511), (1769, 4921), (2257, 3857)]