1428219

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{313}}^1$

素因数の和:348

約数の個数: 24

約数和(自身を含む): 2298480

約数和(自身を除く): 870261

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 313, 351, 507, 939, 1521, 2817, 4069, 4563, 8451, 12207, 36621, 52897, 109863, 158691, 476073, 1428219]

約数ペア:

[(1, 1428219), (3, 476073), (9, 158691), (13, 109863), (27, 52897), (39, 36621), (117, 12207), (169, 8451), (313, 4563), (351, 4069), (507, 2817), (939, 1521)]