1380491905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{1879}}^1$

素因数の和:2113

約数の個数: 32

約数和(自身を含む): 1819238400

約数和(自身を除く): 438746495

約数列:

[1, 5, 13, 65, 89, 127, 445, 635, 1157, 1651, 1879, 5785, 8255, 9395, 11303, 24427, 56515, 122135, 146939, 167231, 238633, 734695, 836155, 1193165, 2174003, 3102229, 10870015, 15511145, 21238337, 106191685, 276098381, 1380491905]

約数ペア:

[(1, 1380491905), (5, 276098381), (13, 106191685), (65, 21238337), (89, 15511145), (127, 10870015), (445, 3102229), (635, 2174003), (1157, 1193165), (1651, 836155), (1879, 734695), (5785, 238633), (8255, 167231), (9395, 146939), (11303, 122135), (24427, 56515)]