11391597

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 20139392

約数和(自身を除く): 8747795

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 181, 189, 243, 259, 333, 543, 567, 777, 999, 1267, 1629, 1701, 2331, 2997, 3801, 4887, 6697, 6993, 8991, 11403, 14661, 20091, 20979, 34209, 43983, 46879, 60273, 62937, 102627, 140637, 180819, 307881, 421911, 542457, 1265733, 1627371, 3797199, 11391597]

約数ペア:

[(1, 11391597), (3, 3797199), (7, 1627371), (9, 1265733), (21, 542457), (27, 421911), (37, 307881), (63, 180819), (81, 140637), (111, 102627), (181, 62937), (189, 60273), (243, 46879), (259, 43983), (333, 34209), (543, 20979), (567, 20091), (777, 14661), (999, 11403), (1267, 8991), (1629, 6993), (1701, 6697), (2331, 4887), (2997, 3801)]