25220998

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1284

約数の個数: 24

約数和(自身を含む): 42086520

約数和(自身を除く): 16865522

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 979, 1171, 1958, 2342, 10769, 12881, 21538, 25762, 104219, 141691, 208438, 283382, 1146409, 2292818, 12610499, 25220998]

約数ペア:

[(1, 25220998), (2, 12610499), (11, 2292818), (22, 1146409), (89, 283382), (121, 208438), (178, 141691), (242, 104219), (979, 25762), (1171, 21538), (1958, 12881), (2342, 10769)]