13309023917

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{291743}}^1$

素因数の和:291790

約数の個数: 20

約数和(自身を含む): 16343498880

約数和(自身を除く): 3034474963

約数列:

[1, 7, 19, 49, 133, 343, 931, 2401, 6517, 45619, 291743, 2042201, 5543117, 14295407, 38801819, 100067849, 271612733, 700474943, 1901289131, 13309023917]

約数ペア:

[(1, 13309023917), (7, 1901289131), (19, 700474943), (49, 271612733), (133, 100067849), (343, 38801819), (931, 14295407), (2401, 5543117), (6517, 2042201), (45619, 291743)]