1681046717

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1\times {\mathrm{977}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 2146279680

約数和(自身を除く): 465232963

約数列:

[1, 7, 17, 19, 119, 133, 323, 761, 977, 2261, 5327, 6839, 12937, 14459, 16609, 18563, 90559, 101213, 116263, 129941, 245803, 315571, 743497, 1720621, 2208997, 5204479, 12639449, 14126443, 88476143, 98885101, 240149531, 1681046717]

約数ペア:

[(1, 1681046717), (7, 240149531), (17, 98885101), (19, 88476143), (119, 14126443), (133, 12639449), (323, 5204479), (761, 2208997), (977, 1720621), (2261, 743497), (5327, 315571), (6839, 245803), (12937, 129941), (14459, 116263), (16609, 101213), (18563, 90559)]