138177459

素因数分解:

$3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{4951}}^1$

素因数の和:5407

約数の個数: 24

約数和(自身を含む): 228663552

約数和(自身を除く): 90486093

約数列:

[1, 3, 7, 9, 21, 63, 443, 1329, 3101, 3987, 4951, 9303, 14853, 27909, 34657, 44559, 103971, 311913, 2193293, 6579879, 15353051, 19739637, 46059153, 138177459]

約数ペア:

[(1, 138177459), (3, 46059153), (7, 19739637), (9, 15353051), (21, 6579879), (63, 2193293), (443, 311913), (1329, 103971), (3101, 44559), (3987, 34657), (4951, 27909), (9303, 14853)]