201606721905

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1\times {\mathrm{50707}}^1$

素因数の和:51777

約数の個数: 32

約数和(自身を含む): 323870779008

約数和(自身を除く): 122264057103

約数列:

[1, 3, 5, 15, 401, 661, 1203, 1983, 2005, 3305, 6015, 9915, 50707, 152121, 253535, 265061, 760605, 795183, 1325305, 3975915, 20333507, 33517327, 61000521, 100551981, 101667535, 167586635, 305002605, 502759905, 13440448127, 40321344381, 67202240635, 201606721905]

約数ペア:

[(1, 201606721905), (3, 67202240635), (5, 40321344381), (15, 13440448127), (401, 502759905), (661, 305002605), (1203, 167586635), (1983, 101667535), (2005, 100551981), (3305, 61000521), (6015, 33517327), (9915, 20333507), (50707, 3975915), (152121, 1325305), (253535, 795183), (265061, 760605)]