289299934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{81677}}^1$

素因数の和:81720

約数の個数: 32

約数和(自身を含む): 564558336

約数和(自身を除く): 275258402

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 81677, 163354, 571739, 898447, 1143478, 1796894, 1878571, 3757142, 6289129, 12578258, 13149997, 20664281, 26299994, 41328562, 144649967, 289299934]

約数ペア:

[(1, 289299934), (2, 144649967), (7, 41328562), (11, 26299994), (14, 20664281), (22, 13149997), (23, 12578258), (46, 6289129), (77, 3757142), (154, 1878571), (161, 1796894), (253, 1143478), (322, 898447), (506, 571739), (1771, 163354), (3542, 81677)]