138993845

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{9649}}^1$

素因数の和:9764

約数の個数: 16

約数和(自身を含む): 173236800

約数和(自身を除く): 34242955

約数列:

[1, 5, 43, 67, 215, 335, 2881, 9649, 14405, 48245, 414907, 646483, 2074535, 3232415, 27798769, 138993845]

約数ペア:

[(1, 138993845), (5, 27798769), (43, 3232415), (67, 2074535), (215, 646483), (335, 414907), (2881, 48245), (9649, 14405)]