128647551

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{81371}}^1$

素因数の和:81422

約数の個数: 16

約数和(自身を含む): 187481088

約数和(自身を除く): 58833537

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 81371, 244113, 1383307, 2522501, 4149921, 7567503, 42882517, 128647551]

約数ペア:

[(1, 128647551), (3, 42882517), (17, 7567503), (31, 4149921), (51, 2522501), (93, 1383307), (527, 244113), (1581, 81371)]