15697891989

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{6871}}^1$

素因数の和:7199

約数の個数: 64

約数和(自身を含む): 26230149120

約数和(自身を除く): 10532257131

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 283, 299, 351, 621, 849, 897, 2547, 2691, 3679, 6509, 6871, 7641, 8073, 11037, 19527, 20613, 33111, 58581, 61839, 84617, 89323, 99333, 158033, 175743, 185517, 253851, 267969, 474099, 761553, 803907, 1422297, 1944493, 2054429, 2284659, 2411721, 4266891, 5833479, 6163287, 17500437, 18489861, 25278409, 44723339, 52501311, 55469583, 75835227, 134170017, 227505681, 402510051, 581403407, 682517043, 1207530153, 1744210221, 5232630663, 15697891989]

約数ペア:

[(1, 15697891989), (3, 5232630663), (9, 1744210221), (13, 1207530153), (23, 682517043), (27, 581403407), (39, 402510051), (69, 227505681), (117, 134170017), (207, 75835227), (283, 55469583), (299, 52501311), (351, 44723339), (621, 25278409), (849, 18489861), (897, 17500437), (2547, 6163287), (2691, 5833479), (3679, 4266891), (6509, 2411721), (6871, 2284659), (7641, 2054429), (8073, 1944493), (11037, 1422297), (19527, 803907), (20613, 761553), (33111, 474099), (58581, 267969), (61839, 253851), (84617, 185517), (89323, 175743), (99333, 158033)]