199628528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{21401}}^1$

素因数の和:21473

約数の個数: 40

約数和(自身を含む): 429923376

約数和(自身を除く): 230294848

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 424, 583, 848, 1166, 2332, 4664, 9328, 21401, 42802, 85604, 171208, 235411, 342416, 470822, 941644, 1134253, 1883288, 2268506, 3766576, 4537012, 9074024, 12476783, 18148048, 24953566, 49907132, 99814264, 199628528]

約数ペア:

[(1, 199628528), (2, 99814264), (4, 49907132), (8, 24953566), (11, 18148048), (16, 12476783), (22, 9074024), (44, 4537012), (53, 3766576), (88, 2268506), (106, 1883288), (176, 1134253), (212, 941644), (424, 470822), (583, 342416), (848, 235411), (1166, 171208), (2332, 85604), (4664, 42802), (9328, 21401)]