147185913

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1259}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 237081600

約数和(自身を除く): 89895687

約数列:

[1, 3, 7, 19, 21, 57, 133, 293, 399, 879, 1259, 2051, 3777, 5567, 6153, 8813, 16701, 23921, 26439, 38969, 71763, 116907, 167447, 368887, 502341, 1106661, 2582209, 7008853, 7746627, 21026559, 49061971, 147185913]

約数ペア:

[(1, 147185913), (3, 49061971), (7, 21026559), (19, 7746627), (21, 7008853), (57, 2582209), (133, 1106661), (293, 502341), (399, 368887), (879, 167447), (1259, 116907), (2051, 71763), (3777, 38969), (5567, 26439), (6153, 23921), (8813, 16701)]