217664716

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{2789}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 386694000

約数和(自身を除く): 169029284

約数列:

[1, 2, 4, 109, 179, 218, 358, 436, 716, 2789, 5578, 11156, 19511, 39022, 78044, 304001, 499231, 608002, 998462, 1216004, 1996924, 54416179, 108832358, 217664716]

約数ペア:

[(1, 217664716), (2, 108832358), (4, 54416179), (109, 1996924), (179, 1216004), (218, 998462), (358, 608002), (436, 499231), (716, 304001), (2789, 78044), (5578, 39022), (11156, 19511)]