54321237

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2423}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 81679104

約数和(自身を除く): 27357867

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 2423, 2491, 7269, 7473, 21807, 22419, 113881, 128419, 341643, 385257, 1024929, 1155771, 6035693, 18107079, 54321237]

約数ペア:

[(1, 54321237), (3, 18107079), (9, 6035693), (47, 1155771), (53, 1024929), (141, 385257), (159, 341643), (423, 128419), (477, 113881), (2423, 22419), (2491, 21807), (7269, 7473)]