13212519

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4391}}^1$

素因数の和:4470

約数の個数: 16

約数和(自身を含む): 18973440

約数和(自身を除く): 5760921

約数列:

[1, 3, 17, 51, 59, 177, 1003, 3009, 4391, 13173, 74647, 223941, 259069, 777207, 4404173, 13212519]

約数ペア:

[(1, 13212519), (3, 4404173), (17, 777207), (51, 259069), (59, 223941), (177, 74647), (1003, 13173), (3009, 4391)]