217038406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439349}}^1$

素因数の和:439383

約数の個数: 16

約数和(自身を含む): 369054000

約数和(自身を除く): 152015594

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 439349, 878698, 5711537, 8347631, 11423074, 16695262, 108519203, 217038406]

約数ペア:

[(1, 217038406), (2, 108519203), (13, 16695262), (19, 11423074), (26, 8347631), (38, 5711537), (247, 878698), (494, 439349)]