2078407149

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1\times {\mathrm{3847}}^1$

素因数の和:5849

約数の個数: 32

約数和(自身を含む): 3413329920

約数和(自身を除く): 1334922771

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1979, 3847, 5937, 11541, 13853, 25727, 26929, 41559, 50011, 77181, 80787, 150033, 180089, 350077, 540267, 1050231, 7613213, 22839639, 53292491, 98971769, 159877473, 296915307, 692802383, 2078407149]

約数ペア:

[(1, 2078407149), (3, 692802383), (7, 296915307), (13, 159877473), (21, 98971769), (39, 53292491), (91, 22839639), (273, 7613213), (1979, 1050231), (3847, 540267), (5937, 350077), (11541, 180089), (13853, 150033), (25727, 80787), (26929, 77181), (41559, 50011)]