3878679

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9721}}^1$

素因数の和:9750

約数の個数: 16

約数和(自身を含む): 6222080

約数和(自身を除く): 2343401

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 9721, 29163, 68047, 184699, 204141, 554097, 1292893, 3878679]

約数ペア:

[(1, 3878679), (3, 1292893), (7, 554097), (19, 204141), (21, 184699), (57, 68047), (133, 29163), (399, 9721)]