66758211

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43891}}^1$

素因数の和:43923

約数の個数: 18

約数和(自身を含む): 104419068

約数和(自身を除く): 37660857

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 43891, 131673, 395019, 570583, 1711749, 5135247, 7417579, 22252737, 66758211]

約数ペア:

[(1, 66758211), (3, 22252737), (9, 7417579), (13, 5135247), (39, 1711749), (117, 570583), (169, 395019), (507, 131673), (1521, 43891)]