261566368677

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1475051}}^1$

素因数の和:1475154

約数の個数: 48

約数和(自身を含む): 428001088320

約数和(自身を除く): 166434719643

約数列:

[1, 3, 9, 17, 19, 51, 57, 61, 153, 171, 183, 323, 549, 969, 1037, 1159, 2907, 3111, 3477, 9333, 10431, 19703, 59109, 177327, 1475051, 4425153, 13275459, 25075867, 28025969, 75227601, 84077907, 89978111, 225682803, 252233721, 269934333, 476441473, 809802999, 1429324419, 1529627887, 1709584109, 4287973257, 4588883661, 5128752327, 13766650983, 15386256981, 29062929853, 87188789559, 261566368677]

約数ペア:

[(1, 261566368677), (3, 87188789559), (9, 29062929853), (17, 15386256981), (19, 13766650983), (51, 5128752327), (57, 4588883661), (61, 4287973257), (153, 1709584109), (171, 1529627887), (183, 1429324419), (323, 809802999), (549, 476441473), (969, 269934333), (1037, 252233721), (1159, 225682803), (2907, 89978111), (3111, 84077907), (3477, 75227601), (9333, 28025969), (10431, 25075867), (19703, 13275459), (59109, 4425153), (177327, 1475051)]