278842047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{291371}}^1$

素因数の和:291414

約数の個数: 16

約数和(自身を含む): 419575680

約数和(自身を除く): 140733633

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 291371, 874113, 3205081, 8449759, 9615243, 25349277, 92947349, 278842047]

約数ペア:

[(1, 278842047), (3, 92947349), (11, 25349277), (29, 9615243), (33, 8449759), (87, 3205081), (319, 874113), (957, 291371)]