81771906

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 166053888

約数和(自身を除く): 84281982

約数列:

[1, 2, 3, 6, 103, 206, 307, 309, 431, 614, 618, 862, 921, 1293, 1842, 2586, 31621, 44393, 63242, 88786, 94863, 132317, 133179, 189726, 264634, 266358, 396951, 793902, 13628651, 27257302, 40885953, 81771906]

約数ペア:

[(1, 81771906), (2, 40885953), (3, 27257302), (6, 13628651), (103, 793902), (206, 396951), (307, 266358), (309, 264634), (431, 189726), (614, 133179), (618, 132317), (862, 94863), (921, 88786), (1293, 63242), (1842, 44393), (2586, 31621)]