1285514

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 16

約数和(自身を含む): 2015496

約数和(自身を除く): 729982

約数列:

[1, 2, 41, 61, 82, 122, 257, 514, 2501, 5002, 10537, 15677, 21074, 31354, 642757, 1285514]

約数ペア:

[(1, 1285514), (2, 642757), (41, 31354), (61, 21074), (82, 15677), (122, 10537), (257, 5002), (514, 2501)]