211190147

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 251985600

約数和(自身を除く): 40795453

約数列:

[1, 7, 49, 79, 89, 553, 613, 623, 3871, 4291, 4361, 7031, 30037, 48427, 49217, 54557, 338989, 344519, 381899, 2372923, 2673293, 4310003, 30170021, 211190147]

約数ペア:

[(1, 211190147), (7, 30170021), (49, 4310003), (79, 2673293), (89, 2372923), (553, 381899), (613, 344519), (623, 338989), (3871, 54557), (4291, 49217), (4361, 48427), (7031, 30037)]