249630717

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{727}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 387459072

約数和(自身を除く): 137828355

約数列:

[1, 3, 7, 21, 83, 197, 249, 581, 591, 727, 1379, 1743, 2181, 4137, 5089, 15267, 16351, 49053, 60341, 114457, 143219, 181023, 343371, 422387, 429657, 1002533, 1267161, 3007599, 11887177, 35661531, 83210239, 249630717]

約数ペア:

[(1, 249630717), (3, 83210239), (7, 35661531), (21, 11887177), (83, 3007599), (197, 1267161), (249, 1002533), (581, 429657), (591, 422387), (727, 343371), (1379, 181023), (1743, 143219), (2181, 114457), (4137, 60341), (5089, 49053), (15267, 16351)]