86543709

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 134390784

約数和(自身を除く): 47847075

約数列:

[1, 3, 7, 21, 131, 163, 193, 393, 489, 579, 917, 1141, 1351, 2751, 3423, 4053, 21353, 25283, 31459, 64059, 75849, 94377, 149471, 176981, 220213, 448413, 530943, 660639, 4121129, 12363387, 28847903, 86543709]

約数ペア:

[(1, 86543709), (3, 28847903), (7, 12363387), (21, 4121129), (131, 660639), (163, 530943), (193, 448413), (393, 220213), (489, 176981), (579, 149471), (917, 94377), (1141, 75849), (1351, 64059), (2751, 31459), (3423, 25283), (4053, 21353)]