128032904

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{1607}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 251233920

約数和(自身を除く): 123201016

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 433, 866, 1607, 1732, 3214, 3464, 6428, 9959, 12856, 19918, 36961, 39836, 73922, 79672, 147844, 295688, 695831, 1391662, 2783324, 5566648, 16004113, 32008226, 64016452, 128032904]

約数ペア:

[(1, 128032904), (2, 64016452), (4, 32008226), (8, 16004113), (23, 5566648), (46, 2783324), (92, 1391662), (184, 695831), (433, 295688), (866, 147844), (1607, 79672), (1732, 73922), (3214, 39836), (3464, 36961), (6428, 19918), (9959, 12856)]