78855894

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:542

約数の個数: 96

約数和(自身を含む): 199783584

約数和(自身を除く): 120927690

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 43, 51, 78, 86, 102, 117, 129, 153, 221, 234, 258, 306, 387, 442, 461, 559, 663, 731, 774, 922, 1118, 1326, 1383, 1462, 1677, 1989, 2193, 2766, 3354, 3978, 4149, 4386, 5031, 5993, 6579, 7837, 8298, 9503, 10062, 11986, 13158, 15674, 17979, 19006, 19823, 23511, 28509, 35958, 39646, 47022, 53937, 57018, 59469, 70533, 85527, 101881, 107874, 118938, 141066, 171054, 178407, 203762, 257699, 305643, 336991, 356814, 515398, 611286, 673982, 773097, 916929, 1010973, 1546194, 1833858, 2021946, 2319291, 3032919, 4380883, 4638582, 6065838, 8761766, 13142649, 26285298, 39427947, 78855894]

約数ペア:

[(1, 78855894), (2, 39427947), (3, 26285298), (6, 13142649), (9, 8761766), (13, 6065838), (17, 4638582), (18, 4380883), (26, 3032919), (34, 2319291), (39, 2021946), (43, 1833858), (51, 1546194), (78, 1010973), (86, 916929), (102, 773097), (117, 673982), (129, 611286), (153, 515398), (221, 356814), (234, 336991), (258, 305643), (306, 257699), (387, 203762), (442, 178407), (461, 171054), (559, 141066), (663, 118938), (731, 107874), (774, 101881), (922, 85527), (1118, 70533), (1326, 59469), (1383, 57018), (1462, 53937), (1677, 47022), (1989, 39646), (2193, 35958), (2766, 28509), (3354, 23511), (3978, 19823), (4149, 19006), (4386, 17979), (5031, 15674), (5993, 13158), (6579, 11986), (7837, 10062), (8298, 9503)]