285989249

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{829}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 374814720

約数和(自身を除く): 88825471

約数列:

[1, 7, 13, 17, 91, 119, 221, 223, 829, 1547, 1561, 2899, 3791, 5803, 10777, 14093, 20293, 26537, 49283, 75439, 98651, 183209, 184867, 344981, 1282463, 1294069, 2403271, 3142739, 16822897, 21999173, 40855607, 285989249]

約数ペア:

[(1, 285989249), (7, 40855607), (13, 21999173), (17, 16822897), (91, 3142739), (119, 2403271), (221, 1294069), (223, 1282463), (829, 344981), (1547, 184867), (1561, 183209), (2899, 98651), (3791, 75439), (5803, 49283), (10777, 26537), (14093, 20293)]