68945555

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 98469888

約数和(自身を除く): 29524333

約数列:

[1, 5, 7, 35, 43, 61, 215, 301, 305, 427, 751, 1505, 2135, 2623, 3755, 5257, 13115, 18361, 26285, 32293, 45811, 91805, 161465, 226051, 229055, 320677, 1130255, 1603385, 1969873, 9849365, 13789111, 68945555]

約数ペア:

[(1, 68945555), (5, 13789111), (7, 9849365), (35, 1969873), (43, 1603385), (61, 1130255), (215, 320677), (301, 229055), (305, 226051), (427, 161465), (751, 91805), (1505, 45811), (2135, 32293), (2623, 26285), (3755, 18361), (5257, 13115)]