1209897

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 1956864

約数和(自身を除く): 746967

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 383, 1053, 1149, 3159, 3447, 4979, 10341, 14937, 31023, 44811, 93069, 134433, 403299, 1209897]

約数ペア:

[(1, 1209897), (3, 403299), (9, 134433), (13, 93069), (27, 44811), (39, 31023), (81, 14937), (117, 10341), (243, 4979), (351, 3447), (383, 3159), (1053, 1149)]