25816557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 40981248

約数和(自身を除く): 15164691

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 1693, 5079, 5083, 15249, 22009, 28781, 38939, 66027, 86343, 116817, 374153, 506207, 661963, 1122459, 1518621, 1985889, 8605519, 25816557]

約数ペア:

[(1, 25816557), (3, 8605519), (13, 1985889), (17, 1518621), (23, 1122459), (39, 661963), (51, 506207), (69, 374153), (221, 116817), (299, 86343), (391, 66027), (663, 38939), (897, 28781), (1173, 22009), (1693, 15249), (5079, 5083)]