217711312

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:597

約数の個数: 120

約数和(自身を含む): 542355912

約数和(自身を除く): 324644600

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 41, 49, 52, 56, 82, 91, 98, 104, 112, 164, 182, 196, 208, 287, 328, 364, 392, 521, 533, 574, 637, 656, 728, 784, 1042, 1066, 1148, 1274, 1456, 2009, 2084, 2132, 2296, 2548, 3647, 3731, 4018, 4168, 4264, 4592, 5096, 6773, 7294, 7462, 8036, 8336, 8528, 10192, 13546, 14588, 14924, 16072, 21361, 25529, 26117, 27092, 29176, 29848, 32144, 42722, 47411, 51058, 52234, 54184, 58352, 59696, 85444, 94822, 102116, 104468, 108368, 149527, 170888, 189644, 204232, 208936, 277693, 299054, 331877, 341776, 379288, 408464, 417872, 555386, 598108, 663754, 758576, 1046689, 1110772, 1196216, 1327508, 1943851, 2093378, 2221544, 2392432, 2655016, 3887702, 4186756, 4443088, 5310032, 7775404, 8373512, 13606957, 15550808, 16747024, 27213914, 31101616, 54427828, 108855656, 217711312]

約数ペア:

[(1, 217711312), (2, 108855656), (4, 54427828), (7, 31101616), (8, 27213914), (13, 16747024), (14, 15550808), (16, 13606957), (26, 8373512), (28, 7775404), (41, 5310032), (49, 4443088), (52, 4186756), (56, 3887702), (82, 2655016), (91, 2392432), (98, 2221544), (104, 2093378), (112, 1943851), (164, 1327508), (182, 1196216), (196, 1110772), (208, 1046689), (287, 758576), (328, 663754), (364, 598108), (392, 555386), (521, 417872), (533, 408464), (574, 379288), (637, 341776), (656, 331877), (728, 299054), (784, 277693), (1042, 208936), (1066, 204232), (1148, 189644), (1274, 170888), (1456, 149527), (2009, 108368), (2084, 104468), (2132, 102116), (2296, 94822), (2548, 85444), (3647, 59696), (3731, 58352), (4018, 54184), (4168, 52234), (4264, 51058), (4592, 47411), (5096, 42722), (6773, 32144), (7294, 29848), (7462, 29176), (8036, 27092), (8336, 26117), (8528, 25529), (10192, 21361), (13546, 16072), (14588, 14924)]