131171208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 396748800

約数和(自身を除く): 265577592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 83, 84, 92, 138, 161, 166, 168, 184, 249, 276, 322, 332, 409, 483, 498, 552, 581, 644, 664, 818, 966, 996, 1162, 1227, 1288, 1636, 1743, 1909, 1932, 1992, 2324, 2454, 2863, 3272, 3486, 3818, 3864, 4648, 4908, 5726, 5727, 6972, 7636, 8589, 9407, 9816, 11452, 11454, 13363, 13944, 15272, 17178, 18814, 22904, 22908, 26726, 28221, 33947, 34356, 37628, 40089, 45816, 53452, 56442, 65849, 67894, 68712, 75256, 80178, 101841, 106904, 112884, 131698, 135788, 160356, 197547, 203682, 225768, 237629, 263396, 271576, 320712, 395094, 407364, 475258, 526792, 712887, 780781, 790188, 814728, 950516, 1425774, 1561562, 1580376, 1901032, 2342343, 2851548, 3123124, 4684686, 5465467, 5703096, 6246248, 9369372, 10930934, 16396401, 18738744, 21861868, 32792802, 43723736, 65585604, 131171208]

約数ペア:

[(1, 131171208), (2, 65585604), (3, 43723736), (4, 32792802), (6, 21861868), (7, 18738744), (8, 16396401), (12, 10930934), (14, 9369372), (21, 6246248), (23, 5703096), (24, 5465467), (28, 4684686), (42, 3123124), (46, 2851548), (56, 2342343), (69, 1901032), (83, 1580376), (84, 1561562), (92, 1425774), (138, 950516), (161, 814728), (166, 790188), (168, 780781), (184, 712887), (249, 526792), (276, 475258), (322, 407364), (332, 395094), (409, 320712), (483, 271576), (498, 263396), (552, 237629), (581, 225768), (644, 203682), (664, 197547), (818, 160356), (966, 135788), (996, 131698), (1162, 112884), (1227, 106904), (1288, 101841), (1636, 80178), (1743, 75256), (1909, 68712), (1932, 67894), (1992, 65849), (2324, 56442), (2454, 53452), (2863, 45816), (3272, 40089), (3486, 37628), (3818, 34356), (3864, 33947), (4648, 28221), (4908, 26726), (5726, 22908), (5727, 22904), (6972, 18814), (7636, 17178), (8589, 15272), (9407, 13944), (9816, 13363), (11452, 11454)]