87772989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 131328000

約数和(自身を除く): 43555011

約数列:

[1, 3, 17, 19, 51, 57, 239, 323, 379, 717, 969, 1137, 4063, 4541, 6443, 7201, 12189, 13623, 19329, 21603, 77197, 90581, 122417, 231591, 271743, 367251, 1539877, 1721039, 4619631, 5163117, 29257663, 87772989]

約数ペア:

[(1, 87772989), (3, 29257663), (17, 5163117), (19, 4619631), (51, 1721039), (57, 1539877), (239, 367251), (323, 271743), (379, 231591), (717, 122417), (969, 90581), (1137, 77197), (4063, 21603), (4541, 19329), (6443, 13623), (7201, 12189)]