67728927

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{9803}}^1$

素因数の和:9867

約数の個数: 24

約数和(自身を含む): 107294976

約数和(自身を除く): 39566049

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 9803, 29409, 68621, 205863, 460741, 480347, 1382223, 1441041, 3225187, 9675561, 22576309, 67728927]

約数ペア:

[(1, 67728927), (3, 22576309), (7, 9675561), (21, 3225187), (47, 1441041), (49, 1382223), (141, 480347), (147, 460741), (329, 205863), (987, 68621), (2303, 29409), (6909, 9803)]