28160943

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 12481617

約数列:

[1, 3, 29, 47, 71, 87, 97, 141, 213, 291, 1363, 2059, 2813, 3337, 4089, 4559, 6177, 6887, 8439, 10011, 13677, 20661, 96773, 132211, 199723, 290319, 323689, 396633, 599169, 971067, 9386981, 28160943]

約数ペア:

[(1, 28160943), (3, 9386981), (29, 971067), (47, 599169), (71, 396633), (87, 323689), (97, 290319), (141, 199723), (213, 132211), (291, 96773), (1363, 20661), (2059, 13677), (2813, 10011), (3337, 8439), (4089, 6887), (4559, 6177)]