251012667

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{3121}}^1$

素因数の和:3243

約数の個数: 32

約数和(自身を含む): 377637120

約数和(自身を除く): 126624453

約数列:

[1, 3, 17, 19, 51, 57, 83, 249, 323, 969, 1411, 1577, 3121, 4233, 4731, 9363, 26809, 53057, 59299, 80427, 159171, 177897, 259043, 777129, 1008083, 3024249, 4403731, 4921817, 13211193, 14765451, 83670889, 251012667]

約数ペア:

[(1, 251012667), (3, 83670889), (17, 14765451), (19, 13211193), (51, 4921817), (57, 4403731), (83, 3024249), (249, 1008083), (323, 777129), (969, 259043), (1411, 177897), (1577, 159171), (3121, 80427), (4233, 59299), (4731, 53057), (9363, 26809)]