17948427

素因数分解:

$3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1321}}^1$

素因数の和:1978

約数の個数: 16

約数和(自身を含む): 27412992

約数和(自身を除く): 9464565

約数列:

[1, 3, 7, 21, 647, 1321, 1941, 3963, 4529, 9247, 13587, 27741, 854687, 2564061, 5982809, 17948427]

約数ペア:

[(1, 17948427), (3, 5982809), (7, 2564061), (21, 854687), (647, 27741), (1321, 13587), (1941, 9247), (3963, 4529)]