289339828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{9043}}^1$

素因数の和:9487

約数の個数: 24

約数和(自身を含む): 534319520

約数和(自身を除く): 244979692

約数列:

[1, 2, 4, 19, 38, 76, 421, 842, 1684, 7999, 9043, 15998, 18086, 31996, 36172, 171817, 343634, 687268, 3807103, 7614206, 15228412, 72334957, 144669914, 289339828]

約数ペア:

[(1, 289339828), (2, 144669914), (4, 72334957), (19, 15228412), (38, 7614206), (76, 3807103), (421, 687268), (842, 343634), (1684, 171817), (7999, 36172), (9043, 31996), (15998, 18086)]