388660766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 693681408

約数和(自身を除く): 305020642

約数列:

[1, 2, 13, 17, 26, 34, 47, 53, 94, 106, 221, 353, 442, 611, 689, 706, 799, 901, 1222, 1378, 1598, 1802, 2491, 4589, 4982, 6001, 9178, 10387, 11713, 12002, 16591, 18709, 20774, 23426, 32383, 33182, 37418, 42347, 64766, 78013, 84694, 156026, 215683, 243217, 282047, 318053, 431366, 486434, 550511, 564094, 636106, 879323, 1101022, 1758646, 3666611, 4134689, 7333222, 8269378, 11431199, 14948491, 22862398, 29896982, 194330383, 388660766]

約数ペア:

[(1, 388660766), (2, 194330383), (13, 29896982), (17, 22862398), (26, 14948491), (34, 11431199), (47, 8269378), (53, 7333222), (94, 4134689), (106, 3666611), (221, 1758646), (353, 1101022), (442, 879323), (611, 636106), (689, 564094), (706, 550511), (799, 486434), (901, 431366), (1222, 318053), (1378, 282047), (1598, 243217), (1802, 215683), (2491, 156026), (4589, 84694), (4982, 78013), (6001, 64766), (9178, 42347), (10387, 37418), (11713, 33182), (12002, 32383), (16591, 23426), (18709, 20774)]