81387362

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{691}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 143493120

約数和(自身を除く): 62105758

約数列:

[1, 2, 7, 14, 47, 94, 179, 329, 358, 658, 691, 1253, 1382, 2506, 4837, 8413, 9674, 16826, 32477, 58891, 64954, 117782, 123689, 227339, 247378, 454678, 865823, 1731646, 5813383, 11626766, 40693681, 81387362]

約数ペア:

[(1, 81387362), (2, 40693681), (7, 11626766), (14, 5813383), (47, 1731646), (94, 865823), (179, 454678), (329, 247378), (358, 227339), (658, 123689), (691, 117782), (1253, 64954), (1382, 58891), (2506, 32477), (4837, 16826), (8413, 9674)]