2642556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 7126784

約数和(自身を除く): 4484228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 193, 326, 386, 489, 579, 652, 772, 978, 1141, 1158, 1351, 1956, 2282, 2316, 2702, 3423, 4053, 4564, 5404, 6846, 8106, 13692, 16212, 31459, 62918, 94377, 125836, 188754, 220213, 377508, 440426, 660639, 880852, 1321278, 2642556]

約数ペア:

[(1, 2642556), (2, 1321278), (3, 880852), (4, 660639), (6, 440426), (7, 377508), (12, 220213), (14, 188754), (21, 125836), (28, 94377), (42, 62918), (84, 31459), (163, 16212), (193, 13692), (326, 8106), (386, 6846), (489, 5404), (579, 4564), (652, 4053), (772, 3423), (978, 2702), (1141, 2316), (1158, 2282), (1351, 1956)]