25971759

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 42886272

約数和(自身を除く): 16914513

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 103, 283, 297, 309, 849, 891, 927, 1133, 2547, 2781, 3113, 3399, 7641, 8343, 9339, 10197, 22923, 28017, 29149, 30591, 84051, 87447, 91773, 252153, 262341, 320639, 787023, 961917, 2361069, 2885751, 8657253, 25971759]

約数ペア:

[(1, 25971759), (3, 8657253), (9, 2885751), (11, 2361069), (27, 961917), (33, 787023), (81, 320639), (99, 262341), (103, 252153), (283, 91773), (297, 87447), (309, 84051), (849, 30591), (891, 29149), (927, 28017), (1133, 22923), (2547, 10197), (2781, 9339), (3113, 8343), (3399, 7641)]