3891027

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 6307840

約数和(自身を除く): 2416813

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 139, 217, 301, 417, 651, 903, 973, 1333, 2919, 3999, 4309, 5977, 9331, 12927, 17931, 27993, 30163, 41839, 90489, 125517, 185287, 555861, 1297009, 3891027]

約数ペア:

[(1, 3891027), (3, 1297009), (7, 555861), (21, 185287), (31, 125517), (43, 90489), (93, 41839), (129, 30163), (139, 27993), (217, 17931), (301, 12927), (417, 9331), (651, 5977), (903, 4309), (973, 3999), (1333, 2919)]