164156776

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21089}}^1$

素因数の和:21241

約数の個数: 32

約数和(自身を含む): 354312000

約数和(自身を除く): 190155224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 21089, 42178, 84356, 147623, 168712, 295246, 590492, 1180984, 2931371, 5862742, 11725484, 20519597, 23450968, 41039194, 82078388, 164156776]

約数ペア:

[(1, 164156776), (2, 82078388), (4, 41039194), (7, 23450968), (8, 20519597), (14, 11725484), (28, 5862742), (56, 2931371), (139, 1180984), (278, 590492), (556, 295246), (973, 168712), (1112, 147623), (1946, 84356), (3892, 42178), (7784, 21089)]