1390447352

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{340129}}^1$

素因数の和:340215

約数の個数: 32

約数和(自身を含む): 3020354400

約数和(自身を除く): 1629907048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 340129, 680258, 1360516, 2380903, 2721032, 4761806, 9523612, 19047224, 24829417, 49658834, 99317668, 173805919, 198635336, 347611838, 695223676, 1390447352]

約数ペア:

[(1, 1390447352), (2, 695223676), (4, 347611838), (7, 198635336), (8, 173805919), (14, 99317668), (28, 49658834), (56, 24829417), (73, 19047224), (146, 9523612), (292, 4761806), (511, 2721032), (584, 2380903), (1022, 1360516), (2044, 680258), (4088, 340129)]