1619686519

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 1930521600

約数和(自身を除く): 310835081

約数列:

[1, 11, 23, 53, 79, 121, 139, 253, 583, 869, 1219, 1529, 1817, 2783, 3197, 4187, 6413, 7367, 9559, 10981, 13409, 16819, 19987, 35167, 46057, 81037, 96301, 120791, 147499, 169441, 219857, 252563, 386837, 506627, 581993, 891407, 1059311, 1328701, 1863851, 2778193, 6401923, 11652421, 13385839, 20502361, 30560123, 70421153, 147244229, 1619686519]

約数ペア:

[(1, 1619686519), (11, 147244229), (23, 70421153), (53, 30560123), (79, 20502361), (121, 13385839), (139, 11652421), (253, 6401923), (583, 2778193), (869, 1863851), (1219, 1328701), (1529, 1059311), (1817, 891407), (2783, 581993), (3197, 506627), (4187, 386837), (6413, 252563), (7367, 219857), (9559, 169441), (10981, 147499), (13409, 120791), (16819, 96301), (19987, 81037), (35167, 46057)]