1290409379

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{1619}}^1\times {\mathrm{3673}}^1$

素因数の和:5330

約数の個数: 16

約数和(自身を含む): 1523681280

約数和(自身を除く): 233271901

約数列:

[1, 7, 31, 217, 1619, 3673, 11333, 25711, 50189, 113863, 351323, 797041, 5946587, 41626109, 184344197, 1290409379]

約数ペア:

[(1, 1290409379), (7, 184344197), (31, 41626109), (217, 5946587), (1619, 797041), (3673, 351323), (11333, 113863), (25711, 50189)]