30778803

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16363}}^1$

素因数の和:16399

約数の個数: 24

約数和(自身を含む): 51055680

約数和(自身を除く): 20276877

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 16363, 49089, 147267, 179993, 310897, 539979, 932691, 1619937, 2798073, 3419867, 10259601, 30778803]

約数ペア:

[(1, 30778803), (3, 10259601), (9, 3419867), (11, 2798073), (19, 1619937), (33, 932691), (57, 539979), (99, 310897), (171, 179993), (209, 147267), (627, 49089), (1881, 16363)]