1330321286

素因数分解:

$2^1\times 7^2\times {\mathrm{647}}^1\times {\mathrm{20981}}^1$

素因数の和:21644

約数の個数: 24

約数和(自身を含む): 2324973456

約数和(自身を除く): 994652170

約数列:

[1, 2, 7, 14, 49, 98, 647, 1294, 4529, 9058, 20981, 31703, 41962, 63406, 146867, 293734, 1028069, 2056138, 13574707, 27149414, 95022949, 190045898, 665160643, 1330321286]

約数ペア:

[(1, 1330321286), (2, 665160643), (7, 190045898), (14, 95022949), (49, 27149414), (98, 13574707), (647, 2056138), (1294, 1028069), (4529, 293734), (9058, 146867), (20981, 63406), (31703, 41962)]