221565322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{113159}}^1$

素因数の和:113261

約数の個数: 16

約数和(自身を含む): 366638400

約数和(自身を除く): 145073078

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 113159, 226318, 1244749, 2489498, 10071151, 20142302, 110782661, 221565322]

約数ペア:

[(1, 221565322), (2, 110782661), (11, 20142302), (22, 10071151), (89, 2489498), (178, 1244749), (979, 226318), (1958, 113159)]