277207593

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1427}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 423190656

約数和(自身を除く): 145983063

約数列:

[1, 3, 13, 17, 39, 51, 221, 293, 663, 879, 1427, 3809, 4281, 4981, 11427, 14943, 18551, 24259, 55653, 64753, 72777, 194259, 315367, 418111, 946101, 1254333, 5435443, 7107887, 16306329, 21323661, 92402531, 277207593]

約数ペア:

[(1, 277207593), (3, 92402531), (13, 21323661), (17, 16306329), (39, 7107887), (51, 5435443), (221, 1254333), (293, 946101), (663, 418111), (879, 315367), (1427, 194259), (3809, 72777), (4281, 64753), (4981, 55653), (11427, 24259), (14943, 18551)]