51561279

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1181}}^1$

素因数の和:1218

約数の個数: 60

約数和(自身を含む): 97827048

約数和(自身を除く): 46265769

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 231, 297, 441, 539, 567, 693, 891, 1181, 1323, 1617, 2079, 3543, 3969, 4851, 6237, 8267, 10629, 12991, 14553, 24801, 31887, 38973, 43659, 57869, 74403, 90937, 95661, 116919, 173607, 223209, 272811, 350757, 520821, 636559, 669627, 818433, 1052271, 1562463, 1909677, 2455299, 4687389, 5729031, 7365897, 17187093, 51561279]

約数ペア:

[(1, 51561279), (3, 17187093), (7, 7365897), (9, 5729031), (11, 4687389), (21, 2455299), (27, 1909677), (33, 1562463), (49, 1052271), (63, 818433), (77, 669627), (81, 636559), (99, 520821), (147, 350757), (189, 272811), (231, 223209), (297, 173607), (441, 116919), (539, 95661), (567, 90937), (693, 74403), (891, 57869), (1181, 43659), (1323, 38973), (1617, 31887), (2079, 24801), (3543, 14553), (3969, 12991), (4851, 10629), (6237, 8267)]