25887459

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 39352320

約数和(自身を除く): 13464861

約数列:

[1, 3, 13, 29, 39, 47, 87, 141, 377, 487, 611, 1131, 1363, 1461, 1833, 4089, 6331, 14123, 17719, 18993, 22889, 42369, 53157, 68667, 183599, 297557, 550797, 663781, 892671, 1991343, 8629153, 25887459]

約数ペア:

[(1, 25887459), (3, 8629153), (13, 1991343), (29, 892671), (39, 663781), (47, 550797), (87, 297557), (141, 183599), (377, 68667), (487, 53157), (611, 42369), (1131, 22889), (1363, 18993), (1461, 17719), (1833, 14123), (4089, 6331)]