66801321

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 104860800

約数和(自身を除く): 38059479

約数列:

[1, 3, 9, 19, 27, 57, 171, 197, 513, 591, 661, 1773, 1983, 3743, 5319, 5949, 11229, 12559, 17847, 33687, 37677, 101061, 113031, 130217, 339093, 390651, 1171953, 2474123, 3515859, 7422369, 22267107, 66801321]

約数ペア:

[(1, 66801321), (3, 22267107), (9, 7422369), (19, 3515859), (27, 2474123), (57, 1171953), (171, 390651), (197, 339093), (513, 130217), (591, 113031), (661, 101061), (1773, 37677), (1983, 33687), (3743, 17847), (5319, 12559), (5949, 11229)]