263699856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2149

約数の個数: 120

約数和(自身を含む): 850284864

約数和(自身を除く): 586585008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 131, 144, 168, 252, 262, 336, 393, 504, 524, 786, 917, 1008, 1048, 1179, 1572, 1834, 1997, 2096, 2358, 2751, 3144, 3668, 3994, 4716, 5502, 5991, 6288, 7336, 7988, 8253, 9432, 11004, 11982, 13979, 14672, 15976, 16506, 17973, 18864, 22008, 23964, 27958, 31952, 33012, 35946, 41937, 44016, 47928, 55916, 66024, 71892, 83874, 95856, 111832, 125811, 132048, 143784, 167748, 223664, 251622, 261607, 287568, 335496, 503244, 523214, 670992, 784821, 1006488, 1046428, 1569642, 1831249, 2012976, 2092856, 2354463, 3139284, 3662498, 4185712, 4708926, 5493747, 6278568, 7324996, 9417852, 10987494, 12557136, 14649992, 16481241, 18835704, 21974988, 29299984, 32962482, 37671408, 43949976, 65924964, 87899952, 131849928, 263699856]

約数ペア:

[(1, 263699856), (2, 131849928), (3, 87899952), (4, 65924964), (6, 43949976), (7, 37671408), (8, 32962482), (9, 29299984), (12, 21974988), (14, 18835704), (16, 16481241), (18, 14649992), (21, 12557136), (24, 10987494), (28, 9417852), (36, 7324996), (42, 6278568), (48, 5493747), (56, 4708926), (63, 4185712), (72, 3662498), (84, 3139284), (112, 2354463), (126, 2092856), (131, 2012976), (144, 1831249), (168, 1569642), (252, 1046428), (262, 1006488), (336, 784821), (393, 670992), (504, 523214), (524, 503244), (786, 335496), (917, 287568), (1008, 261607), (1048, 251622), (1179, 223664), (1572, 167748), (1834, 143784), (1997, 132048), (2096, 125811), (2358, 111832), (2751, 95856), (3144, 83874), (3668, 71892), (3994, 66024), (4716, 55916), (5502, 47928), (5991, 44016), (6288, 41937), (7336, 35946), (7988, 33012), (8253, 31952), (9432, 27958), (11004, 23964), (11982, 22008), (13979, 18864), (14672, 17973), (15976, 16506)]