39378843

素因数分解:

$3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1997}}^1$

素因数の和:2323

約数の個数: 24

約数和(自身を含む): 65246688

約数和(自身を除く): 25867845

約数列:

[1, 3, 7, 9, 21, 63, 313, 939, 1997, 2191, 2817, 5991, 6573, 13979, 17973, 19719, 41937, 125811, 625061, 1875183, 4375427, 5625549, 13126281, 39378843]

約数ペア:

[(1, 39378843), (3, 13126281), (7, 5625549), (9, 4375427), (21, 1875183), (63, 625061), (313, 125811), (939, 41937), (1997, 19719), (2191, 17973), (2817, 13979), (5991, 6573)]