28714994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 64

約数和(自身を含む): 57341952

約数和(自身を除く): 28626958

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 67, 77, 121, 134, 154, 161, 242, 253, 322, 469, 506, 737, 847, 938, 1331, 1474, 1541, 1694, 1771, 2662, 2783, 3082, 3542, 5159, 5566, 8107, 9317, 10318, 10787, 16214, 16951, 18634, 19481, 21574, 30613, 33902, 38962, 56749, 61226, 89177, 113498, 118657, 178354, 186461, 214291, 237314, 372922, 428582, 624239, 1248478, 1305227, 2051071, 2610454, 4102142, 14357497, 28714994]

約数ペア:

[(1, 28714994), (2, 14357497), (7, 4102142), (11, 2610454), (14, 2051071), (22, 1305227), (23, 1248478), (46, 624239), (67, 428582), (77, 372922), (121, 237314), (134, 214291), (154, 186461), (161, 178354), (242, 118657), (253, 113498), (322, 89177), (469, 61226), (506, 56749), (737, 38962), (847, 33902), (938, 30613), (1331, 21574), (1474, 19481), (1541, 18634), (1694, 16951), (1771, 16214), (2662, 10787), (2783, 10318), (3082, 9317), (3542, 8107), (5159, 5566)]