129640959

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9661}}^1$

素因数の和:9748

約数の個数: 32

約数和(自身を含む): 222612480

約数和(自身を除く): 92971521

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 9661, 13419, 28983, 67627, 86949, 202881, 260847, 608643, 685931, 1825929, 2057793, 4801517, 6173379, 14404551, 18520137, 43213653, 129640959]

約数ペア:

[(1, 129640959), (3, 43213653), (7, 18520137), (9, 14404551), (21, 6173379), (27, 4801517), (63, 2057793), (71, 1825929), (189, 685931), (213, 608643), (497, 260847), (639, 202881), (1491, 86949), (1917, 67627), (4473, 28983), (9661, 13419)]