81324873

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41641}}^1$

素因数の和:41685

約数の個数: 24

約数和(自身を含む): 138584576

約数和(自身を除く): 57259703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 41641, 124923, 291487, 374769, 874461, 1290871, 2623383, 3872613, 9036097, 11617839, 27108291, 81324873]

約数ペア:

[(1, 81324873), (3, 27108291), (7, 11617839), (9, 9036097), (21, 3872613), (31, 2623383), (63, 1290871), (93, 874461), (217, 374769), (279, 291487), (651, 124923), (1953, 41641)]