720426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 1745280

約数和(自身を除く): 1024854

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 1009, 2018, 3027, 6054, 7063, 14126, 17153, 21189, 34306, 42378, 51459, 102918, 120071, 240142, 360213, 720426]

約数ペア:

[(1, 720426), (2, 360213), (3, 240142), (6, 120071), (7, 102918), (14, 51459), (17, 42378), (21, 34306), (34, 21189), (42, 17153), (51, 14126), (102, 7063), (119, 6054), (238, 3027), (357, 2018), (714, 1009)]