54261291

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 86284800

約数和(自身を除く): 32023509

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 641, 973, 1923, 2919, 4031, 4487, 12093, 13461, 18589, 28217, 55767, 84651, 89099, 130123, 267297, 390369, 623693, 1871079, 2583871, 7751613, 18087097, 54261291]

約数ペア:

[(1, 54261291), (3, 18087097), (7, 7751613), (21, 2583871), (29, 1871079), (87, 623693), (139, 390369), (203, 267297), (417, 130123), (609, 89099), (641, 84651), (973, 55767), (1923, 28217), (2919, 18589), (4031, 13461), (4487, 12093)]