2783755765

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{4001}}^1$

素因数の和:4309

約数の個数: 32

約数和(自身を含む): 3875728896

約数和(自身を除く): 1091973131

約数列:

[1, 5, 7, 35, 103, 193, 515, 721, 965, 1351, 3605, 4001, 6755, 19879, 20005, 28007, 99395, 139153, 140035, 412103, 695765, 772193, 2060515, 2884721, 3860965, 5405351, 14423605, 27026755, 79535879, 397679395, 556751153, 2783755765]

約数ペア:

[(1, 2783755765), (5, 556751153), (7, 397679395), (35, 79535879), (103, 27026755), (193, 14423605), (515, 5405351), (721, 3860965), (965, 2884721), (1351, 2060515), (3605, 772193), (4001, 695765), (6755, 412103), (19879, 140035), (20005, 139153), (28007, 99395)]