1311219

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 2332512

約数和(自身を除く): 1021293

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 1601, 4803, 11207, 14409, 20813, 33621, 62439, 100863, 145691, 187317, 437073, 1311219]

約数ペア:

[(1, 1311219), (3, 437073), (7, 187317), (9, 145691), (13, 100863), (21, 62439), (39, 33621), (63, 20813), (91, 14409), (117, 11207), (273, 4803), (819, 1601)]