656611644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{1627}}^1$

素因数の和:1859

約数の個数: 72

約数和(自身を含む): 1668374400

約数和(自身を除く): 1011762756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 199, 338, 398, 507, 597, 676, 796, 1014, 1194, 1627, 2028, 2388, 2587, 3254, 4881, 5174, 6508, 7761, 9762, 10348, 15522, 19524, 21151, 31044, 33631, 42302, 63453, 67262, 84604, 100893, 126906, 134524, 201786, 253812, 274963, 323773, 403572, 549926, 647546, 824889, 971319, 1099852, 1295092, 1649778, 1942638, 3299556, 3885276, 4209049, 8418098, 12627147, 16836196, 25254294, 50508588, 54717637, 109435274, 164152911, 218870548, 328305822, 656611644]

約数ペア:

[(1, 656611644), (2, 328305822), (3, 218870548), (4, 164152911), (6, 109435274), (12, 54717637), (13, 50508588), (26, 25254294), (39, 16836196), (52, 12627147), (78, 8418098), (156, 4209049), (169, 3885276), (199, 3299556), (338, 1942638), (398, 1649778), (507, 1295092), (597, 1099852), (676, 971319), (796, 824889), (1014, 647546), (1194, 549926), (1627, 403572), (2028, 323773), (2388, 274963), (2587, 253812), (3254, 201786), (4881, 134524), (5174, 126906), (6508, 100893), (7761, 84604), (9762, 67262), (10348, 63453), (15522, 42302), (19524, 33631), (21151, 31044)]