638111103

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1321141}}^1$

素因数の和:1321174

約数の個数: 16

約数和(自身を含む): 1014637056

約数和(自身を除く): 376525953

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1321141, 3963423, 9247987, 27743961, 30386243, 91158729, 212703701, 638111103]

約数ペア:

[(1, 638111103), (3, 212703701), (7, 91158729), (21, 30386243), (23, 27743961), (69, 9247987), (161, 3963423), (483, 1321141)]