29102031

素因数分解:

$3^3\times 7^2\times {\mathrm{21997}}^1$

素因数の和:22020

約数の個数: 24

約数和(自身を含む): 50155440

約数和(自身を除く): 21053409

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 21997, 65991, 153979, 197973, 461937, 593919, 1077853, 1385811, 3233559, 4157433, 9700677, 29102031]

約数ペア:

[(1, 29102031), (3, 9700677), (7, 4157433), (9, 3233559), (21, 1385811), (27, 1077853), (49, 593919), (63, 461937), (147, 197973), (189, 153979), (441, 65991), (1323, 21997)]