12528351

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 21141120

約数和(自身を除く): 8612769

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 99, 109, 129, 243, 297, 327, 387, 473, 891, 981, 1161, 1199, 1419, 2673, 2943, 3483, 3597, 4257, 4687, 8829, 10449, 10791, 12771, 14061, 26487, 32373, 38313, 42183, 51557, 97119, 114939, 126549, 154671, 291357, 379647, 464013, 1138941, 1392039, 4176117, 12528351]

約数ペア:

[(1, 12528351), (3, 4176117), (9, 1392039), (11, 1138941), (27, 464013), (33, 379647), (43, 291357), (81, 154671), (99, 126549), (109, 114939), (129, 97119), (243, 51557), (297, 42183), (327, 38313), (387, 32373), (473, 26487), (891, 14061), (981, 12771), (1161, 10791), (1199, 10449), (1419, 8829), (2673, 4687), (2943, 4257), (3483, 3597)]