977897697

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{21157}}^1$

素因数の和:21269

約数の個数: 32

約数和(自身を含む): 1559937024

約数和(自身を除く): 582039327

約数列:

[1, 3, 7, 21, 31, 71, 93, 213, 217, 497, 651, 1491, 2201, 6603, 15407, 21157, 46221, 63471, 148099, 444297, 655867, 1502147, 1967601, 4506441, 4591069, 10515029, 13773207, 31545087, 46566557, 139699671, 325965899, 977897697]

約数ペア:

[(1, 977897697), (3, 325965899), (7, 139699671), (21, 46566557), (31, 31545087), (71, 13773207), (93, 10515029), (213, 4591069), (217, 4506441), (497, 1967601), (651, 1502147), (1491, 655867), (2201, 444297), (6603, 148099), (15407, 63471), (21157, 46221)]