12729678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{557}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 27560736

約数和(自身を除く): 14831058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 293, 557, 586, 879, 1114, 1671, 1758, 3342, 3809, 7241, 7618, 11427, 14482, 21723, 22854, 43446, 163201, 326402, 489603, 979206, 2121613, 4243226, 6364839, 12729678]

約数ペア:

[(1, 12729678), (2, 6364839), (3, 4243226), (6, 2121613), (13, 979206), (26, 489603), (39, 326402), (78, 163201), (293, 43446), (557, 22854), (586, 21723), (879, 14482), (1114, 11427), (1671, 7618), (1758, 7241), (3342, 3809)]