2978745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2579}}^1$

素因数の和:2605

約数の個数: 32

約数和(自身を含む): 5944320

約数和(自身を除く): 2965575

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 2579, 7737, 12895, 18053, 28369, 38685, 54159, 85107, 90265, 141845, 198583, 270795, 425535, 595749, 992915, 2978745]

約数ペア:

[(1, 2978745), (3, 992915), (5, 595749), (7, 425535), (11, 270795), (15, 198583), (21, 141845), (33, 90265), (35, 85107), (55, 54159), (77, 38685), (105, 28369), (165, 18053), (231, 12895), (385, 7737), (1155, 2579)]