131493231

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{1447}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 198781440

約数和(自身を除く): 67288209

約数列:

[1, 3, 9, 23, 69, 207, 439, 1317, 1447, 3951, 4341, 10097, 13023, 30291, 33281, 90873, 99843, 299529, 635233, 1905699, 5717097, 14610359, 43831077, 131493231]

約数ペア:

[(1, 131493231), (3, 43831077), (9, 14610359), (23, 5717097), (69, 1905699), (207, 635233), (439, 299529), (1317, 99843), (1447, 90873), (3951, 33281), (4341, 30291), (10097, 13023)]