538251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 24

約数和(自身を含む): 877824

約数和(自身を除く): 339573

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 361, 399, 497, 1083, 1349, 1491, 2527, 4047, 7581, 9443, 25631, 28329, 76893, 179417, 538251]

約数ペア:

[(1, 538251), (3, 179417), (7, 76893), (19, 28329), (21, 25631), (57, 9443), (71, 7581), (133, 4047), (213, 2527), (361, 1491), (399, 1349), (497, 1083)]