390000639

素因数分解:

$3^1\times 7^1\times {\mathrm{3049}}^1\times {\mathrm{6091}}^1$

素因数の和:9150

約数の個数: 16

約数和(自身を含む): 594579200

約数和(自身を除く): 204578561

約数列:

[1, 3, 7, 21, 3049, 6091, 9147, 18273, 21343, 42637, 64029, 127911, 18571459, 55714377, 130000213, 390000639]

約数ペア:

[(1, 390000639), (3, 130000213), (7, 55714377), (21, 18571459), (3049, 127911), (6091, 64029), (9147, 42637), (18273, 21343)]