38638719

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1423}}^1$

素因数の和:1867

約数の個数: 24

約数和(自身を含む): 63977472

約数和(自身を除く): 25338753

約数列:

[1, 3, 7, 9, 21, 63, 431, 1293, 1423, 3017, 3879, 4269, 9051, 9961, 12807, 27153, 29883, 89649, 613313, 1839939, 4293191, 5519817, 12879573, 38638719]

約数ペア:

[(1, 38638719), (3, 12879573), (7, 5519817), (9, 4293191), (21, 1839939), (63, 613313), (431, 89649), (1293, 29883), (1423, 27153), (3017, 12807), (3879, 9961), (4269, 9051)]