2543212

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 5173280

約数和(自身を除く): 2630068

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1489, 1708, 2978, 5956, 10423, 20846, 41692, 90829, 181658, 363316, 635803, 1271606, 2543212]

約数ペア:

[(1, 2543212), (2, 1271606), (4, 635803), (7, 363316), (14, 181658), (28, 90829), (61, 41692), (122, 20846), (244, 10423), (427, 5956), (854, 2978), (1489, 1708)]