128841489

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35879}}^1$

素因数の和:35914

約数の個数: 32

約数和(自身を含む): 229632000

約数和(自身を除く): 100790511

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 35879, 107637, 251153, 322911, 681701, 753459, 968733, 2045103, 2260377, 4771907, 6135309, 6781131, 14315721, 18405927, 42947163, 128841489]

約数ペア:

[(1, 128841489), (3, 42947163), (7, 18405927), (9, 14315721), (19, 6781131), (21, 6135309), (27, 4771907), (57, 2260377), (63, 2045103), (133, 968733), (171, 753459), (189, 681701), (399, 322911), (513, 251153), (1197, 107637), (3591, 35879)]