211397649

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^2\times {\mathrm{653}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 296424192

約数和(自身を除く): 85026543

約数列:

[1, 3, 31, 59, 93, 177, 653, 1829, 1959, 3481, 5487, 10443, 20243, 38527, 60729, 107911, 115581, 323733, 1194337, 2273093, 3583011, 6819279, 70465883, 211397649]

約数ペア:

[(1, 211397649), (3, 70465883), (31, 6819279), (59, 3583011), (93, 2273093), (177, 1194337), (653, 323733), (1829, 115581), (1959, 107911), (3481, 60729), (5487, 38527), (10443, 20243)]