123886208

素因数分解:

$2^7\times {\mathrm{17}}^3\times {\mathrm{197}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 263557800

約数和(自身を除く): 139671592

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 197, 272, 289, 394, 544, 578, 788, 1088, 1156, 1576, 2176, 2312, 3152, 3349, 4624, 4913, 6304, 6698, 9248, 9826, 12608, 13396, 18496, 19652, 25216, 26792, 36992, 39304, 53584, 56933, 78608, 107168, 113866, 157216, 214336, 227732, 314432, 428672, 455464, 628864, 910928, 967861, 1821856, 1935722, 3643712, 3871444, 7287424, 7742888, 15485776, 30971552, 61943104, 123886208]

約数ペア:

[(1, 123886208), (2, 61943104), (4, 30971552), (8, 15485776), (16, 7742888), (17, 7287424), (32, 3871444), (34, 3643712), (64, 1935722), (68, 1821856), (128, 967861), (136, 910928), (197, 628864), (272, 455464), (289, 428672), (394, 314432), (544, 227732), (578, 214336), (788, 157216), (1088, 113866), (1156, 107168), (1576, 78608), (2176, 56933), (2312, 53584), (3152, 39304), (3349, 36992), (4624, 26792), (4913, 25216), (6304, 19652), (6698, 18496), (9248, 13396), (9826, 12608)]