217468813

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{877}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 237130240

約数和(自身を除く): 19661427

約数列:

[1, 19, 31, 421, 589, 877, 7999, 13051, 16663, 27187, 247969, 369217, 516553, 7015123, 11445727, 217468813]

約数ペア:

[(1, 217468813), (19, 11445727), (31, 7015123), (421, 516553), (589, 369217), (877, 247969), (7999, 27187), (13051, 16663)]