203678258

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 383885568

約数和(自身を除く): 180207310

約数列:

[1, 2, 7, 14, 17, 34, 53, 67, 106, 119, 134, 238, 241, 371, 469, 482, 742, 901, 938, 1139, 1687, 1802, 2278, 3374, 3551, 4097, 6307, 7102, 7973, 8194, 12614, 12773, 15946, 16147, 24857, 25546, 28679, 32294, 49714, 57358, 60367, 89411, 113029, 120734, 178822, 217141, 226058, 274499, 422569, 434282, 548998, 845138, 855791, 1519987, 1711582, 1921493, 3039974, 3842986, 5990537, 11981074, 14548447, 29096894, 101839129, 203678258]

約数ペア:

[(1, 203678258), (2, 101839129), (7, 29096894), (14, 14548447), (17, 11981074), (34, 5990537), (53, 3842986), (67, 3039974), (106, 1921493), (119, 1711582), (134, 1519987), (238, 855791), (241, 845138), (371, 548998), (469, 434282), (482, 422569), (742, 274499), (901, 226058), (938, 217141), (1139, 178822), (1687, 120734), (1802, 113029), (2278, 89411), (3374, 60367), (3551, 57358), (4097, 49714), (6307, 32294), (7102, 28679), (7973, 25546), (8194, 24857), (12614, 16147), (12773, 15946)]