67878279

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{8101}}^1$

素因数の和:8140

約数の個数: 36

約数和(自身を含む): 120071640

約数和(自身を除く): 52193361

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8101, 8379, 24303, 56707, 72909, 153919, 170121, 396949, 461757, 510363, 1077433, 1190847, 1385271, 3232299, 3572541, 7542031, 9696897, 22626093, 67878279]

約数ペア:

[(1, 67878279), (3, 22626093), (7, 9696897), (9, 7542031), (19, 3572541), (21, 3232299), (49, 1385271), (57, 1190847), (63, 1077433), (133, 510363), (147, 461757), (171, 396949), (399, 170121), (441, 153919), (931, 72909), (1197, 56707), (2793, 24303), (8101, 8379)]