31797339

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 51769344

約数和(自身を除く): 19972005

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 1531, 2967, 4593, 6923, 10717, 20769, 32151, 35213, 65833, 105639, 197499, 246491, 460831, 739473, 1382493, 1514159, 4542477, 10599113, 31797339]

約数ペア:

[(1, 31797339), (3, 10599113), (7, 4542477), (21, 1514159), (23, 1382493), (43, 739473), (69, 460831), (129, 246491), (161, 197499), (301, 105639), (483, 65833), (903, 35213), (989, 32151), (1531, 20769), (2967, 10717), (4593, 6923)]