211681288

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{22367}}^1$

素因数の和:22406

約数の個数: 48

約数和(自身を含む): 491201280

約数和(自身を除く): 279519992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2366, 4732, 9464, 22367, 44734, 89468, 156569, 178936, 290771, 313138, 581542, 626276, 1163084, 1252552, 2035397, 2326168, 3780023, 4070794, 7560046, 8141588, 15120092, 16283176, 26460161, 30240184, 52920322, 105840644, 211681288]

約数ペア:

[(1, 211681288), (2, 105840644), (4, 52920322), (7, 30240184), (8, 26460161), (13, 16283176), (14, 15120092), (26, 8141588), (28, 7560046), (52, 4070794), (56, 3780023), (91, 2326168), (104, 2035397), (169, 1252552), (182, 1163084), (338, 626276), (364, 581542), (676, 313138), (728, 290771), (1183, 178936), (1352, 156569), (2366, 89468), (4732, 44734), (9464, 22367)]