2218217456

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{217643}}^1$

素因数の和:217678

約数の個数: 60

約数和(自身を含む): 5384077272

約数和(自身を除く): 3165859816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 217643, 435286, 870572, 1523501, 1741144, 2829359, 3047002, 3482288, 5658718, 6094004, 10664507, 11317436, 12188008, 19805513, 21329014, 22634872, 24376016, 39611026, 42658028, 45269744, 79222052, 85316056, 138638591, 158444104, 170632112, 277277182, 316888208, 554554364, 1109108728, 2218217456]

約数ペア:

[(1, 2218217456), (2, 1109108728), (4, 554554364), (7, 316888208), (8, 277277182), (13, 170632112), (14, 158444104), (16, 138638591), (26, 85316056), (28, 79222052), (49, 45269744), (52, 42658028), (56, 39611026), (91, 24376016), (98, 22634872), (104, 21329014), (112, 19805513), (182, 12188008), (196, 11317436), (208, 10664507), (364, 6094004), (392, 5658718), (637, 3482288), (728, 3047002), (784, 2829359), (1274, 1741144), (1456, 1523501), (2548, 870572), (5096, 435286), (10192, 217643)]