1271943

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:436

約数の個数: 20

約数和(自身を含む): 1951488

約数和(自身を除く): 679545

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 383, 1107, 1149, 3321, 3447, 10341, 15703, 31023, 47109, 141327, 423981, 1271943]

約数ペア:

[(1, 1271943), (3, 423981), (9, 141327), (27, 47109), (41, 31023), (81, 15703), (123, 10341), (369, 3447), (383, 3321), (1107, 1149)]