1399291285

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 2011682304

約数和(自身を除く): 612391019

約数列:

[1, 5, 7, 35, 47, 49, 137, 235, 245, 329, 685, 887, 959, 1645, 2303, 4435, 4795, 6209, 6439, 6713, 11515, 31045, 32195, 33565, 41689, 43463, 45073, 121519, 208445, 217315, 225365, 291823, 315511, 607595, 850633, 1459115, 1577555, 2042761, 4253165, 5711393, 5954431, 10213805, 28556965, 29772155, 39979751, 199898755, 279858257, 1399291285]

約数ペア:

[(1, 1399291285), (5, 279858257), (7, 199898755), (35, 39979751), (47, 29772155), (49, 28556965), (137, 10213805), (235, 5954431), (245, 5711393), (329, 4253165), (685, 2042761), (887, 1577555), (959, 1459115), (1645, 850633), (2303, 607595), (4435, 315511), (4795, 291823), (6209, 225365), (6439, 217315), (6713, 208445), (11515, 121519), (31045, 45073), (32195, 43463), (33565, 41689)]