26953647

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 44267520

約数和(自身を除く): 17313873

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1571, 2451, 4713, 5719, 10997, 17157, 29849, 32991, 67553, 89547, 202659, 208943, 472871, 626829, 1283507, 1418613, 3850521, 8984549, 26953647]

約数ペア:

[(1, 26953647), (3, 8984549), (7, 3850521), (19, 1418613), (21, 1283507), (43, 626829), (57, 472871), (129, 208943), (133, 202659), (301, 89547), (399, 67553), (817, 32991), (903, 29849), (1571, 17157), (2451, 10997), (4713, 5719)]