38681979

素因数分解:

$3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{3307}}^1$

素因数の和:3874

約数の個数: 16

約数和(自身を含む): 59067648

約数和(自身を除く): 20385669

約数列:

[1, 3, 7, 21, 557, 1671, 3307, 3899, 9921, 11697, 23149, 69447, 1841999, 5525997, 12893993, 38681979]

約数ペア:

[(1, 38681979), (3, 12893993), (7, 5525997), (21, 1841999), (557, 69447), (1671, 23149), (3307, 11697), (3899, 9921)]