181281856

素因数分解:

$2^6\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2339}}^1$

素因数の和:2531

約数の個数: 56

約数和(自身を含む): 413674560

約数和(自身を除く): 232392704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 173, 224, 346, 448, 692, 1211, 1384, 2339, 2422, 2768, 4678, 4844, 5536, 9356, 9688, 11072, 16373, 18712, 19376, 32746, 37424, 38752, 65492, 74848, 77504, 130984, 149696, 261968, 404647, 523936, 809294, 1047872, 1618588, 2832529, 3237176, 5665058, 6474352, 11330116, 12948704, 22660232, 25897408, 45320464, 90640928, 181281856]

約数ペア:

[(1, 181281856), (2, 90640928), (4, 45320464), (7, 25897408), (8, 22660232), (14, 12948704), (16, 11330116), (28, 6474352), (32, 5665058), (56, 3237176), (64, 2832529), (112, 1618588), (173, 1047872), (224, 809294), (346, 523936), (448, 404647), (692, 261968), (1211, 149696), (1384, 130984), (2339, 77504), (2422, 74848), (2768, 65492), (4678, 38752), (4844, 37424), (5536, 32746), (9356, 19376), (9688, 18712), (11072, 16373)]