2154473919

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1\times {\mathrm{523}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 3395482272

約数和(自身を除く): 1241008353

約数列:

[1, 3, 9, 13, 39, 117, 137, 257, 411, 523, 771, 1233, 1569, 1781, 2313, 3341, 4707, 5343, 6799, 10023, 16029, 20397, 30069, 35209, 61191, 71651, 105627, 134411, 214953, 316881, 403233, 457717, 644859, 931463, 1209699, 1373151, 1747343, 2794389, 4119453, 5242029, 8383167, 15726087, 18414307, 55242921, 165728763, 239385991, 718157973, 2154473919]

約数ペア:

[(1, 2154473919), (3, 718157973), (9, 239385991), (13, 165728763), (39, 55242921), (117, 18414307), (137, 15726087), (257, 8383167), (411, 5242029), (523, 4119453), (771, 2794389), (1233, 1747343), (1569, 1373151), (1781, 1209699), (2313, 931463), (3341, 644859), (4707, 457717), (5343, 403233), (6799, 316881), (10023, 214953), (16029, 134411), (20397, 105627), (30069, 71651), (35209, 61191)]