139258833

素因数分解:

$3^1\times 7^2\times {\mathrm{809}}^1\times {\mathrm{1171}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 216444960

約数和(自身を除く): 77186127

約数列:

[1, 3, 7, 21, 49, 147, 809, 1171, 2427, 3513, 5663, 8197, 16989, 24591, 39641, 57379, 118923, 172137, 947339, 2842017, 6631373, 19894119, 46419611, 139258833]

約数ペア:

[(1, 139258833), (3, 46419611), (7, 19894119), (21, 6631373), (49, 2842017), (147, 947339), (809, 172137), (1171, 118923), (2427, 57379), (3513, 39641), (5663, 24591), (8197, 16989)]