199475507

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{11617}}^1$

素因数の和:11858

約数の個数: 16

約数和(自身を含む): 249833472

約数和(自身を除く): 50357965

約数列:

[1, 7, 11, 77, 223, 1561, 2453, 11617, 17171, 81319, 127787, 894509, 2590591, 18134137, 28496501, 199475507]

約数ペア:

[(1, 199475507), (7, 28496501), (11, 18134137), (77, 2590591), (223, 894509), (1561, 127787), (2453, 81319), (11617, 17171)]