216143873

素因数分解:

${\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2069

約数の個数: 24

約数和(自身を含む): 253827840

約数和(自身を除く): 37683967

約数列:

[1, 11, 29, 31, 121, 319, 341, 899, 1987, 3509, 3751, 9889, 21857, 57623, 61597, 108779, 240427, 633853, 677567, 1786313, 6972383, 7453237, 19649443, 216143873]

約数ペア:

[(1, 216143873), (11, 19649443), (29, 7453237), (31, 6972383), (121, 1786313), (319, 677567), (341, 633853), (899, 240427), (1987, 108779), (3509, 61597), (3751, 57623), (9889, 21857)]