420811198

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{5981}}^1$

素因数の和:6387

約数の個数: 16

約数和(自身を含む): 638590464

約数和(自身を除く): 217779266

約数列:

[1, 2, 127, 254, 277, 554, 5981, 11962, 35179, 70358, 759587, 1519174, 1656737, 3313474, 210405599, 420811198]

約数ペア:

[(1, 420811198), (2, 210405599), (127, 3313474), (254, 1656737), (277, 1519174), (554, 759587), (5981, 70358), (11962, 35179)]