128566784

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{14771}}^1$

素因数の和:14806

約数の個数: 40

約数和(自身を含む): 272011608

約数和(自身を除く): 143444824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 4352, 8704, 14771, 29542, 59084, 118168, 236336, 251107, 472672, 502214, 945344, 1004428, 1890688, 2008856, 3781376, 4017712, 7562752, 8035424, 16070848, 32141696, 64283392, 128566784]

約数ペア:

[(1, 128566784), (2, 64283392), (4, 32141696), (8, 16070848), (16, 8035424), (17, 7562752), (32, 4017712), (34, 3781376), (64, 2008856), (68, 1890688), (128, 1004428), (136, 945344), (256, 502214), (272, 472672), (512, 251107), (544, 236336), (1088, 118168), (2176, 59084), (4352, 29542), (8704, 14771)]