71282781

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{15809}}^1$

素因数の和:15985

約数の個数: 16

約数和(自身を含む): 106243200

約数和(自身を除く): 34960419

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4509, 15809, 47427, 142281, 426843, 2640103, 7920309, 23760927, 71282781]

約数ペア:

[(1, 71282781), (3, 23760927), (9, 7920309), (27, 2640103), (167, 426843), (501, 142281), (1503, 47427), (4509, 15809)]