663462189

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{8819}}^1$

素因数の和:9481

約数の個数: 24

約数和(自身を含む): 1033774560

約数和(自身を除く): 370312371

約数列:

[1, 3, 9, 13, 39, 117, 643, 1929, 5787, 8359, 8819, 25077, 26457, 75231, 79371, 114647, 343941, 1031823, 5670617, 17011851, 51035553, 73718021, 221154063, 663462189]

約数ペア:

[(1, 663462189), (3, 221154063), (9, 73718021), (13, 51035553), (39, 17011851), (117, 5670617), (643, 1031823), (1929, 343941), (5787, 114647), (8359, 79371), (8819, 75231), (25077, 26457)]