30738561

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1879}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 50534400

約数和(自身を除く): 19795839

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 1879, 2337, 5453, 5637, 13153, 16359, 35701, 39459, 77039, 107103, 231117, 249907, 539273, 749721, 1463741, 1617819, 4391223, 10246187, 30738561]

約数ペア:

[(1, 30738561), (3, 10246187), (7, 4391223), (19, 1617819), (21, 1463741), (41, 749721), (57, 539273), (123, 249907), (133, 231117), (287, 107103), (399, 77039), (779, 39459), (861, 35701), (1879, 16359), (2337, 13153), (5453, 5637)]