157985919

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8387}}^1$

素因数の和:8436

約数の個数: 48

約数和(自身を含む): 293110272

約数和(自身を除く): 135124353

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 483, 819, 897, 1449, 2093, 2691, 6279, 8387, 18837, 25161, 58709, 75483, 109031, 176127, 192901, 327093, 528381, 578703, 763217, 981279, 1350307, 1736109, 2289651, 2507713, 4050921, 6868953, 7523139, 12152763, 17553991, 22569417, 52661973, 157985919]

約数ペア:

[(1, 157985919), (3, 52661973), (7, 22569417), (9, 17553991), (13, 12152763), (21, 7523139), (23, 6868953), (39, 4050921), (63, 2507713), (69, 2289651), (91, 1736109), (117, 1350307), (161, 981279), (207, 763217), (273, 578703), (299, 528381), (483, 327093), (819, 192901), (897, 176127), (1449, 109031), (2093, 75483), (2691, 58709), (6279, 25161), (8387, 18837)]