7889679

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2053}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 13244192

約数和(自身を除く): 5354513

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 2053, 3843, 6159, 14371, 18477, 43113, 125233, 129339, 375699, 876631, 1127097, 2629893, 7889679]

約数ペア:

[(1, 7889679), (3, 2629893), (7, 1127097), (9, 876631), (21, 375699), (61, 129339), (63, 125233), (183, 43113), (427, 18477), (549, 14371), (1281, 6159), (2053, 3843)]