385598493

素因数分解:

$3^2\times 7^2\times {\mathrm{874373}}^1$

素因数の和:874393

約数の個数: 18

約数和(自身を含む): 647911134

約数和(自身を除く): 262312641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 874373, 2623119, 6120611, 7869357, 18361833, 42844277, 55085499, 128532831, 385598493]

約数ペア:

[(1, 385598493), (3, 128532831), (7, 55085499), (9, 42844277), (21, 18361833), (49, 7869357), (63, 6120611), (147, 2623119), (441, 874373)]