858906881365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{30313}}^1\times {\mathrm{22943}}^1$

素因数の和:53293

約数の個数: 32

約数和(自身を含む): 1168481018880

約数和(自身を除く): 309574137515

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 22943, 30313, 114715, 151565, 298259, 394069, 435917, 575947, 1491295, 1970345, 2179585, 2879735, 5666921, 7487311, 28334605, 37436555, 695471159, 3477355795, 9041125067, 13213952021, 45205625335, 66069760105, 171781376273, 858906881365]

約数ペア:

[(1, 858906881365), (5, 171781376273), (13, 66069760105), (19, 45205625335), (65, 13213952021), (95, 9041125067), (247, 3477355795), (1235, 695471159), (22943, 37436555), (30313, 28334605), (114715, 7487311), (151565, 5666921), (298259, 2879735), (394069, 2179585), (435917, 1970345), (575947, 1491295)]