3957261

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 6770688

約数和(自身を除く): 2813427

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 463, 777, 1221, 1389, 2849, 3241, 5093, 8547, 9723, 15279, 17131, 35651, 51393, 106953, 119917, 188441, 359751, 565323, 1319087, 3957261]

約数ペア:

[(1, 3957261), (3, 1319087), (7, 565323), (11, 359751), (21, 188441), (33, 119917), (37, 106953), (77, 51393), (111, 35651), (231, 17131), (259, 15279), (407, 9723), (463, 8547), (777, 5093), (1221, 3241), (1389, 2849)]