291225880089

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{151917517}}^1$

素因数の和:151917597

約数の個数: 16

約数和(自身を含む): 437522451840

約数和(自身を除く): 146296571751

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 151917517, 455752551, 1367257653, 4101772959, 10786143707, 32358431121, 97075293363, 291225880089]

約数ペア:

[(1, 291225880089), (3, 97075293363), (9, 32358431121), (27, 10786143707), (71, 4101772959), (213, 1367257653), (639, 455752551), (1917, 151917517)]