25961013

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2058

約数の個数: 32

約数和(自身を含む): 42560000

約数和(自身を除く): 16598987

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 1999, 4329, 5997, 12987, 17991, 25987, 53973, 73963, 77961, 221889, 233883, 665667, 701649, 961519, 1997001, 2884557, 8653671, 25961013]

約数ペア:

[(1, 25961013), (3, 8653671), (9, 2884557), (13, 1997001), (27, 961519), (37, 701649), (39, 665667), (111, 233883), (117, 221889), (333, 77961), (351, 73963), (481, 53973), (999, 25987), (1443, 17991), (1999, 12987), (4329, 5997)]