1279494993

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1\times {\mathrm{2843}}^1$

素因数の和:3621

約数の個数: 32

約数和(自身を含む): 2020377600

約数和(自身を除く): 740882607

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 739, 2217, 2843, 5173, 8529, 15519, 19901, 21431, 59703, 64293, 82447, 150017, 247341, 450051, 577129, 1731387, 2100977, 6302931, 14706839, 44120517, 60928333, 182784999, 426498331, 1279494993]

約数ペア:

[(1, 1279494993), (3, 426498331), (7, 182784999), (21, 60928333), (29, 44120517), (87, 14706839), (203, 6302931), (609, 2100977), (739, 1731387), (2217, 577129), (2843, 450051), (5173, 247341), (8529, 150017), (15519, 82447), (19901, 64293), (21431, 59703)]