201222395

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{10729}}^1$

素因数の和:10787

約数の個数: 24

約数和(自身を含む): 274001280

約数和(自身を除く): 72778885

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 1705, 3751, 10729, 18755, 53645, 118019, 332599, 590095, 1298209, 1662995, 3658589, 6491045, 18292945, 40244479, 201222395]

約数ペア:

[(1, 201222395), (5, 40244479), (11, 18292945), (31, 6491045), (55, 3658589), (121, 1662995), (155, 1298209), (341, 590095), (605, 332599), (1705, 118019), (3751, 53645), (10729, 18755)]