227772779

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 269660160

約数和(自身を除く): 41887381

約数列:

[1, 13, 19, 31, 151, 197, 247, 403, 589, 1963, 2561, 2869, 3743, 4681, 6107, 7657, 29747, 37297, 48659, 60853, 79391, 88939, 116033, 386711, 565193, 922157, 1156207, 1508429, 7347509, 11988041, 17520983, 227772779]

約数ペア:

[(1, 227772779), (13, 17520983), (19, 11988041), (31, 7347509), (151, 1508429), (197, 1156207), (247, 922157), (403, 565193), (589, 386711), (1963, 116033), (2561, 88939), (2869, 79391), (3743, 60853), (4681, 48659), (6107, 37297), (7657, 29747)]