639771612

素因数分解:

$2^2\times 3^1\times {\mathrm{3889}}^1\times {\mathrm{13709}}^1$

素因数の和:17605

約数の個数: 24

約数和(自身を含む): 1493293200

約数和(自身を除く): 853521588

約数列:

[1, 2, 3, 4, 6, 12, 3889, 7778, 11667, 13709, 15556, 23334, 27418, 41127, 46668, 54836, 82254, 164508, 53314301, 106628602, 159942903, 213257204, 319885806, 639771612]

約数ペア:

[(1, 639771612), (2, 319885806), (3, 213257204), (4, 159942903), (6, 106628602), (12, 53314301), (3889, 164508), (7778, 82254), (11667, 54836), (13709, 46668), (15556, 41127), (23334, 27418)]