245500321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 288645120

約数和(自身を除く): 43144799

約数列:

[1, 11, 23, 71, 79, 173, 253, 781, 869, 1633, 1817, 1903, 3979, 5609, 12283, 13667, 17963, 19987, 43769, 61699, 129007, 135113, 150337, 282509, 314341, 970357, 1419077, 3107599, 3457751, 10673927, 22318211, 245500321]

約数ペア:

[(1, 245500321), (11, 22318211), (23, 10673927), (71, 3457751), (79, 3107599), (173, 1419077), (253, 970357), (781, 314341), (869, 282509), (1633, 150337), (1817, 135113), (1903, 129007), (3979, 61699), (5609, 43769), (12283, 19987), (13667, 17963)]