214965639

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3821}}^1$

素因数の和:3900

約数の個数: 48

約数和(自身を含む): 381588480

約数和(自身を除く): 166622841

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 423, 893, 987, 1197, 2679, 2961, 3821, 6251, 8037, 11463, 18753, 26747, 34389, 56259, 72599, 80241, 179587, 217797, 240723, 508193, 538761, 653391, 1257109, 1524579, 1616283, 3412153, 3771327, 4573737, 10236459, 11313981, 23885071, 30709377, 71655213, 214965639]

約数ペア:

[(1, 214965639), (3, 71655213), (7, 30709377), (9, 23885071), (19, 11313981), (21, 10236459), (47, 4573737), (57, 3771327), (63, 3412153), (133, 1616283), (141, 1524579), (171, 1257109), (329, 653391), (399, 538761), (423, 508193), (893, 240723), (987, 217797), (1197, 179587), (2679, 80241), (2961, 72599), (3821, 56259), (6251, 34389), (8037, 26747), (11463, 18753)]