26721705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2437}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 46341504

約数和(自身を除く): 19619799

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 2437, 3655, 7311, 10965, 12185, 36555, 41429, 104791, 124287, 207145, 314373, 523955, 621435, 1571865, 1781447, 5344341, 8907235, 26721705]

約数ペア:

[(1, 26721705), (3, 8907235), (5, 5344341), (15, 1781447), (17, 1571865), (43, 621435), (51, 523955), (85, 314373), (129, 207145), (215, 124287), (255, 104791), (645, 41429), (731, 36555), (2193, 12185), (2437, 10965), (3655, 7311)]