419989927

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{23743}}^1$

素因数の和:23795

約数の個数: 18

約数和(自身を含む): 515648448

約数和(自身を除く): 95658521

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 17689, 23743, 166201, 451117, 1163407, 3157819, 8571223, 22104733, 59998561, 419989927]

約数ペア:

[(1, 419989927), (7, 59998561), (19, 22104733), (49, 8571223), (133, 3157819), (361, 1163407), (931, 451117), (2527, 166201), (17689, 23743)]