378873

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 617760

約数和(自身を除く): 238887

約数列:

[1, 3, 9, 11, 33, 43, 89, 99, 129, 267, 387, 473, 801, 979, 1419, 2937, 3827, 4257, 8811, 11481, 34443, 42097, 126291, 378873]

約数ペア:

[(1, 378873), (3, 126291), (9, 42097), (11, 34443), (33, 11481), (43, 8811), (89, 4257), (99, 3827), (129, 2937), (267, 1419), (387, 979), (473, 801)]