216816263

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 230918400

約数和(自身を除く): 14102137

約数列:

[1, 31, 37, 421, 449, 1147, 13051, 13919, 15577, 16613, 189029, 482887, 515003, 5859899, 6994073, 216816263]

約数ペア:

[(1, 216816263), (31, 6994073), (37, 5859899), (421, 515003), (449, 482887), (1147, 189029), (13051, 16613), (13919, 15577)]