165724143

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1381}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 253536192

約数和(自身を除く): 87812049

約数列:

[1, 3, 13, 17, 39, 51, 181, 221, 543, 663, 1381, 2353, 3077, 4143, 7059, 9231, 17953, 23477, 40001, 53859, 70431, 120003, 249961, 305201, 749883, 915603, 3249493, 4249337, 9748479, 12748011, 55241381, 165724143]

約数ペア:

[(1, 165724143), (3, 55241381), (13, 12748011), (17, 9748479), (39, 4249337), (51, 3249493), (181, 915603), (221, 749883), (543, 305201), (663, 249961), (1381, 120003), (2353, 70431), (3077, 53859), (4143, 40001), (7059, 23477), (9231, 17953)]