8902089

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 16537600

約数和(自身を除く): 7635511

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 67, 111, 133, 171, 189, 201, 259, 333, 399, 469, 513, 603, 703, 777, 999, 1197, 1273, 1407, 1809, 2109, 2331, 2479, 3591, 3819, 4221, 4921, 6327, 6993, 7437, 8911, 11457, 12663, 14763, 17353, 18981, 22311, 26733, 34371, 44289, 47101, 52059, 66933, 80199, 132867, 141303, 156177, 240597, 329707, 423909, 468531, 989121, 1271727, 2967363, 8902089]

約数ペア:

[(1, 8902089), (3, 2967363), (7, 1271727), (9, 989121), (19, 468531), (21, 423909), (27, 329707), (37, 240597), (57, 156177), (63, 141303), (67, 132867), (111, 80199), (133, 66933), (171, 52059), (189, 47101), (201, 44289), (259, 34371), (333, 26733), (399, 22311), (469, 18981), (513, 17353), (603, 14763), (703, 12663), (777, 11457), (999, 8911), (1197, 7437), (1273, 6993), (1407, 6327), (1809, 4921), (2109, 4221), (2331, 3819), (2479, 3591)]