217043834

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71443}}^1$

素因数の和:71490

約数の個数: 24

約数和(自身を含む): 390941568

約数和(自身を除く): 173897734

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 71443, 142886, 500101, 1000202, 2214733, 3500707, 4429466, 7001414, 15503131, 31006262, 108521917, 217043834]

約数ペア:

[(1, 217043834), (2, 108521917), (7, 31006262), (14, 15503131), (31, 7001414), (49, 4429466), (62, 3500707), (98, 2214733), (217, 1000202), (434, 500101), (1519, 142886), (3038, 71443)]