289415068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1123}}^1\times {\mathrm{3391}}^1$

素因数の和:4537

約数の個数: 24

約数和(自身を含む): 533765120

約数和(自身を除く): 244350052

約数列:

[1, 2, 4, 19, 38, 76, 1123, 2246, 3391, 4492, 6782, 13564, 21337, 42674, 64429, 85348, 128858, 257716, 3808093, 7616186, 15232372, 72353767, 144707534, 289415068]

約数ペア:

[(1, 289415068), (2, 144707534), (4, 72353767), (19, 15232372), (38, 7616186), (76, 3808093), (1123, 257716), (2246, 128858), (3391, 85348), (4492, 64429), (6782, 42674), (13564, 21337)]