12686517

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{7013}}^1$

素因数の和:7089

約数の個数: 16

約数和(自身を含む): 19078080

約数和(自身を除く): 6391563

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 7013, 21039, 63117, 189351, 469871, 1409613, 4228839, 12686517]

約数ペア:

[(1, 12686517), (3, 4228839), (9, 1409613), (27, 469871), (67, 189351), (201, 63117), (603, 21039), (1809, 7013)]