28633137

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 43400448

約数和(自身を除く): 14767311

約数列:

[1, 3, 13, 23, 39, 69, 137, 233, 299, 411, 699, 897, 1781, 3029, 3151, 5343, 5359, 9087, 9453, 16077, 31921, 40963, 69667, 95763, 122889, 209001, 414973, 734183, 1244919, 2202549, 9544379, 28633137]

約数ペア:

[(1, 28633137), (3, 9544379), (13, 2202549), (23, 1244919), (39, 734183), (69, 414973), (137, 209001), (233, 122889), (299, 95763), (411, 69667), (699, 40963), (897, 31921), (1781, 16077), (3029, 9453), (3151, 9087), (5343, 5359)]