207877689

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{2129}}^1$

素因数の和:2725

約数の個数: 24

約数和(自身を含む): 316773600

約数和(自身を除く): 108895911

約数列:

[1, 3, 9, 19, 57, 171, 571, 1713, 2129, 5139, 6387, 10849, 19161, 32547, 40451, 97641, 121353, 364059, 1215659, 3646977, 10940931, 23097521, 69292563, 207877689]

約数ペア:

[(1, 207877689), (3, 69292563), (9, 23097521), (19, 10940931), (57, 3646977), (171, 1215659), (571, 364059), (1713, 121353), (2129, 97641), (5139, 40451), (6387, 32547), (10849, 19161)]