31518969

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 46707840

約数和(自身を除く): 15188871

約数列:

[1, 3, 17, 29, 51, 87, 101, 211, 303, 493, 633, 1479, 1717, 2929, 3587, 5151, 6119, 8787, 10761, 18357, 21311, 49793, 63933, 104023, 149379, 312069, 362287, 618019, 1086861, 1854057, 10506323, 31518969]

約数ペア:

[(1, 31518969), (3, 10506323), (17, 1854057), (29, 1086861), (51, 618019), (87, 362287), (101, 312069), (211, 149379), (303, 104023), (493, 63933), (633, 49793), (1479, 21311), (1717, 18357), (2929, 10761), (3587, 8787), (5151, 6119)]