2650305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 4967424

約数和(自身を除く): 2317119

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 587, 645, 903, 1505, 1761, 2935, 4109, 4515, 8805, 12327, 20545, 25241, 61635, 75723, 126205, 176687, 378615, 530061, 883435, 2650305]

約数ペア:

[(1, 2650305), (3, 883435), (5, 530061), (7, 378615), (15, 176687), (21, 126205), (35, 75723), (43, 61635), (105, 25241), (129, 20545), (215, 12327), (301, 8805), (587, 4515), (645, 4109), (903, 2935), (1505, 1761)]