395689983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{643}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 588564480

約数和(自身を除く): 192874497

約数列:

[1, 3, 13, 31, 39, 93, 403, 509, 643, 1209, 1527, 1929, 6617, 8359, 15779, 19851, 19933, 25077, 47337, 59799, 205127, 259129, 327287, 615381, 777387, 981861, 4254731, 10145897, 12764193, 30437691, 131896661, 395689983]

約数ペア:

[(1, 395689983), (3, 131896661), (13, 30437691), (31, 12764193), (39, 10145897), (93, 4254731), (403, 981861), (509, 777387), (643, 615381), (1209, 327287), (1527, 259129), (1929, 205127), (6617, 59799), (8359, 47337), (15779, 25077), (19851, 19933)]