201220481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{9643}}^1$

素因数の和:9932

約数の個数: 16

約数和(自身を含む): 251824128

約数和(自身を除く): 50603647

約数列:

[1, 7, 11, 77, 271, 1897, 2981, 9643, 20867, 67501, 106073, 742511, 2613253, 18292771, 28745783, 201220481]

約数ペア:

[(1, 201220481), (7, 28745783), (11, 18292771), (77, 2613253), (271, 742511), (1897, 106073), (2981, 67501), (9643, 20867)]