13983321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{659}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 20401920

約数和(自身を除く): 6418599

約数列:

[1, 3, 11, 33, 643, 659, 1929, 1977, 7073, 7249, 21219, 21747, 423737, 1271211, 4661107, 13983321]

約数ペア:

[(1, 13983321), (3, 4661107), (11, 1271211), (33, 423737), (643, 21747), (659, 21219), (1929, 7249), (1977, 7073)]