264489981

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{3347}}^1$

素因数の和:3481

約数の個数: 32

約数和(自身を含む): 416544768

約数和(自身を除く): 152054787

約数列:

[1, 3, 7, 21, 53, 71, 159, 213, 371, 497, 1113, 1491, 3347, 3763, 10041, 11289, 23429, 26341, 70287, 79023, 177391, 237637, 532173, 712911, 1241737, 1663459, 3725211, 4990377, 12594761, 37784283, 88163327, 264489981]

約数ペア:

[(1, 264489981), (3, 88163327), (7, 37784283), (21, 12594761), (53, 4990377), (71, 3725211), (159, 1663459), (213, 1241737), (371, 712911), (497, 532173), (1113, 237637), (1491, 177391), (3347, 79023), (3763, 70287), (10041, 26341), (11289, 23429)]