156978514

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4831}}^1$

素因数の和:5062

約数の個数: 32

約数和(自身を含む): 295022592

約数和(自身を除く): 138044078

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 211, 422, 1477, 2321, 2954, 4642, 4831, 9662, 16247, 32494, 33817, 53141, 67634, 106282, 371987, 743974, 1019341, 2038682, 7135387, 11212751, 14270774, 22425502, 78489257, 156978514]

約数ペア:

[(1, 156978514), (2, 78489257), (7, 22425502), (11, 14270774), (14, 11212751), (22, 7135387), (77, 2038682), (154, 1019341), (211, 743974), (422, 371987), (1477, 106282), (2321, 67634), (2954, 53141), (4642, 33817), (4831, 32494), (9662, 16247)]