78900804

素因数分解:

$2^2\times 3^4\times {\mathrm{243521}}^1$

素因数の和:243537

約数の個数: 30

約数和(自身を含む): 206263134

約数和(自身を除く): 127362330

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 243521, 487042, 730563, 974084, 1461126, 2191689, 2922252, 4383378, 6575067, 8766756, 13150134, 19725201, 26300268, 39450402, 78900804]

約数ペア:

[(1, 78900804), (2, 39450402), (3, 26300268), (4, 19725201), (6, 13150134), (9, 8766756), (12, 6575067), (18, 4383378), (27, 2922252), (36, 2191689), (54, 1461126), (81, 974084), (108, 730563), (162, 487042), (324, 243521)]