2005153941

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2129}}^1$

素因数の和:2338

約数の個数: 48

約数和(自身を含む): 3205224000

約数和(自身を除く): 1200070059

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 149, 301, 447, 903, 1043, 2107, 2129, 3129, 6321, 6387, 6407, 7301, 14903, 19221, 21903, 44709, 44849, 91547, 104321, 134547, 274641, 312963, 313943, 317221, 640829, 941829, 951663, 1922487, 2220547, 4485803, 6661641, 13457409, 13640503, 15543829, 40921509, 46631487, 95483521, 286450563, 668384647, 2005153941]

約数ペア:

[(1, 2005153941), (3, 668384647), (7, 286450563), (21, 95483521), (43, 46631487), (49, 40921509), (129, 15543829), (147, 13640503), (149, 13457409), (301, 6661641), (447, 4485803), (903, 2220547), (1043, 1922487), (2107, 951663), (2129, 941829), (3129, 640829), (6321, 317221), (6387, 313943), (6407, 312963), (7301, 274641), (14903, 134547), (19221, 104321), (21903, 91547), (44709, 44849)]