128619064

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{6581}}^1$

素因数の和:6943

約数の個数: 32

約数和(自身を含む): 276444000

約数和(自身を除く): 147824936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 1396, 2443, 2792, 4886, 6581, 9772, 13162, 19544, 26324, 46067, 52648, 92134, 184268, 368536, 2296769, 4593538, 9187076, 16077383, 18374152, 32154766, 64309532, 128619064]

約数ペア:

[(1, 128619064), (2, 64309532), (4, 32154766), (7, 18374152), (8, 16077383), (14, 9187076), (28, 4593538), (56, 2296769), (349, 368536), (698, 184268), (1396, 92134), (2443, 52648), (2792, 46067), (4886, 26324), (6581, 19544), (9772, 13162)]