51904181

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 64104480

約数和(自身を除く): 12200299

約数列:

[1, 7, 19, 49, 133, 197, 283, 931, 1379, 1981, 3743, 5377, 9653, 13867, 26201, 37639, 55751, 183407, 263473, 390257, 1059269, 2731799, 7414883, 51904181]

約数ペア:

[(1, 51904181), (7, 7414883), (19, 2731799), (49, 1059269), (133, 390257), (197, 263473), (283, 183407), (931, 55751), (1379, 37639), (1981, 26201), (3743, 13867), (5377, 9653)]