64860985

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 92454912

約数和(自身を除く): 27593927

約数列:

[1, 5, 7, 35, 43, 71, 215, 301, 355, 497, 607, 1505, 2485, 3035, 3053, 4249, 15265, 21245, 21371, 26101, 43097, 106855, 130505, 182707, 215485, 301679, 913535, 1508395, 1853171, 9265855, 12972197, 64860985]

約数ペア:

[(1, 64860985), (5, 12972197), (7, 9265855), (35, 1853171), (43, 1508395), (71, 913535), (215, 301679), (301, 215485), (355, 182707), (497, 130505), (607, 106855), (1505, 43097), (2485, 26101), (3035, 21371), (3053, 21245), (4249, 15265)]