13378071

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33529}}^1$

素因数の和:33558

約数の個数: 16

約数和(自身を含む): 21459200

約数和(自身を除く): 8081129

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 33529, 100587, 234703, 637051, 704109, 1911153, 4459357, 13378071]

約数ペア:

[(1, 13378071), (3, 4459357), (7, 1911153), (19, 704109), (21, 637051), (57, 234703), (133, 100587), (399, 33529)]