28305393095

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{129749}}^1$

素因数の和:130055

約数の個数: 32

約数和(自身を含む): 40656384000

約数和(自身を除く): 12350990905

約数列:

[1, 5, 7, 23, 35, 115, 161, 271, 805, 1355, 1897, 6233, 9485, 31165, 43631, 129749, 218155, 648745, 908243, 2984227, 4541215, 14921135, 20889589, 35161979, 104447945, 175809895, 246133853, 808725517, 1230669265, 4043627585, 5661078619, 28305393095]

約数ペア:

[(1, 28305393095), (5, 5661078619), (7, 4043627585), (23, 1230669265), (35, 808725517), (115, 246133853), (161, 175809895), (271, 104447945), (805, 35161979), (1355, 20889589), (1897, 14921135), (6233, 4541215), (9485, 2984227), (31165, 908243), (43631, 648745), (129749, 218155)]