219824813

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 258080256

約数和(自身を除く): 38255443

約数列:

[1, 13, 19, 31, 247, 361, 403, 589, 1511, 4693, 7657, 11191, 19643, 28709, 46841, 145483, 373217, 545471, 608933, 889979, 7091123, 11569727, 16909601, 219824813]

約数ペア:

[(1, 219824813), (13, 16909601), (19, 11569727), (31, 7091123), (247, 889979), (361, 608933), (403, 545471), (589, 373217), (1511, 145483), (4693, 46841), (7657, 28709), (11191, 19643)]