219559298

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{72271}}^1$

素因数の和:72318

約数の個数: 24

約数和(自身を含む): 395472384

約数和(自身を除く): 175913086

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 72271, 144542, 505897, 1011794, 2240401, 3541279, 4480802, 7082558, 15682807, 31365614, 109779649, 219559298]

約数ペア:

[(1, 219559298), (2, 109779649), (7, 31365614), (14, 15682807), (31, 7082558), (49, 4480802), (62, 3541279), (98, 2240401), (217, 1011794), (434, 505897), (1519, 144542), (3038, 72271)]