156280905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1321}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 296974080

約数和(自身を除く): 140693175

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 239, 495, 717, 1195, 1321, 2151, 2629, 3585, 3963, 6605, 7887, 10755, 11889, 13145, 14531, 19815, 23661, 39435, 43593, 59445, 72655, 118305, 130779, 217965, 315719, 653895, 947157, 1578595, 2841471, 3472909, 4735785, 10418727, 14207355, 17364545, 31256181, 52093635, 156280905]

約数ペア:

[(1, 156280905), (3, 52093635), (5, 31256181), (9, 17364545), (11, 14207355), (15, 10418727), (33, 4735785), (45, 3472909), (55, 2841471), (99, 1578595), (165, 947157), (239, 653895), (495, 315719), (717, 217965), (1195, 130779), (1321, 118305), (2151, 72655), (2629, 59445), (3585, 43593), (3963, 39435), (6605, 23661), (7887, 19815), (10755, 14531), (11889, 13145)]