689634

素因数分解:

$2^1\times 3^6\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:74

約数の個数: 56

約数和(自身を含む): 1731312

約数和(自身を除く): 1041678

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 81, 86, 99, 129, 162, 198, 243, 258, 297, 387, 473, 486, 594, 729, 774, 891, 946, 1161, 1419, 1458, 1782, 2322, 2673, 2838, 3483, 4257, 5346, 6966, 8019, 8514, 10449, 12771, 16038, 20898, 25542, 31347, 38313, 62694, 76626, 114939, 229878, 344817, 689634]

約数ペア:

[(1, 689634), (2, 344817), (3, 229878), (6, 114939), (9, 76626), (11, 62694), (18, 38313), (22, 31347), (27, 25542), (33, 20898), (43, 16038), (54, 12771), (66, 10449), (81, 8514), (86, 8019), (99, 6966), (129, 5346), (162, 4257), (198, 3483), (243, 2838), (258, 2673), (297, 2322), (387, 1782), (473, 1458), (486, 1419), (594, 1161), (729, 946), (774, 891)]