161001459

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2184

約数の個数: 32

約数和(自身を含む): 252800000

約数和(自身を除く): 91798541

約数列:

[1, 3, 9, 19, 27, 57, 157, 171, 471, 513, 1413, 1999, 2983, 4239, 5997, 8949, 17991, 26847, 37981, 53973, 80541, 113943, 313843, 341829, 941529, 1025487, 2824587, 5963017, 8473761, 17889051, 53667153, 161001459]

約数ペア:

[(1, 161001459), (3, 53667153), (9, 17889051), (19, 8473761), (27, 5963017), (57, 2824587), (157, 1025487), (171, 941529), (471, 341829), (513, 313843), (1413, 113943), (1999, 80541), (2983, 53973), (4239, 37981), (5997, 26847), (8949, 17991)]