68005678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2903}}^1$

素因数の和:2988

約数の個数: 32

約数和(自身を含む): 118552896

約数和(自身を除く): 50547218

約数列:

[1, 2, 13, 17, 26, 34, 53, 106, 221, 442, 689, 901, 1378, 1802, 2903, 5806, 11713, 23426, 37739, 49351, 75478, 98702, 153859, 307718, 641563, 1283126, 2000167, 2615603, 4000334, 5231206, 34002839, 68005678]

約数ペア:

[(1, 68005678), (2, 34002839), (13, 5231206), (17, 4000334), (26, 2615603), (34, 2000167), (53, 1283126), (106, 641563), (221, 307718), (442, 153859), (689, 98702), (901, 75478), (1378, 49351), (1802, 37739), (2903, 23426), (5806, 11713)]