131878278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1842

約数の個数: 96

約数和(自身を含む): 355031040

約数和(自身を除く): 223152762

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 31, 38, 42, 57, 62, 63, 93, 114, 126, 133, 171, 186, 217, 266, 279, 342, 399, 434, 558, 589, 651, 798, 1178, 1197, 1302, 1767, 1777, 1953, 2394, 3534, 3554, 3906, 4123, 5301, 5331, 8246, 10602, 10662, 12369, 12439, 15993, 24738, 24878, 31986, 33763, 37107, 37317, 55087, 67526, 74214, 74634, 101289, 110174, 111951, 165261, 202578, 223902, 236341, 303867, 330522, 385609, 472682, 495783, 607734, 709023, 771218, 991566, 1046653, 1156827, 1418046, 2093306, 2127069, 2313654, 3139959, 3470481, 4254138, 6279918, 6940962, 7326571, 9419877, 14653142, 18839754, 21979713, 43959426, 65939139, 131878278]

約数ペア:

[(1, 131878278), (2, 65939139), (3, 43959426), (6, 21979713), (7, 18839754), (9, 14653142), (14, 9419877), (18, 7326571), (19, 6940962), (21, 6279918), (31, 4254138), (38, 3470481), (42, 3139959), (57, 2313654), (62, 2127069), (63, 2093306), (93, 1418046), (114, 1156827), (126, 1046653), (133, 991566), (171, 771218), (186, 709023), (217, 607734), (266, 495783), (279, 472682), (342, 385609), (399, 330522), (434, 303867), (558, 236341), (589, 223902), (651, 202578), (798, 165261), (1178, 111951), (1197, 110174), (1302, 101289), (1767, 74634), (1777, 74214), (1953, 67526), (2394, 55087), (3534, 37317), (3554, 37107), (3906, 33763), (4123, 31986), (5301, 24878), (5331, 24738), (8246, 15993), (10602, 12439), (10662, 12369)]