15721405616

素因数分解:

$2^4\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{67453}}^1$

素因数の和:69549

約数の個数: 40

約数和(自身を含む): 34828928544

約数和(自身を除く): 19107522928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2081, 4162, 8324, 14567, 16648, 29134, 33296, 58268, 67453, 116536, 134906, 233072, 269812, 472171, 539624, 944342, 1079248, 1888684, 3777368, 7554736, 140369693, 280739386, 561478772, 982587851, 1122957544, 1965175702, 2245915088, 3930351404, 7860702808, 15721405616]

約数ペア:

[(1, 15721405616), (2, 7860702808), (4, 3930351404), (7, 2245915088), (8, 1965175702), (14, 1122957544), (16, 982587851), (28, 561478772), (56, 280739386), (112, 140369693), (2081, 7554736), (4162, 3777368), (8324, 1888684), (14567, 1079248), (16648, 944342), (29134, 539624), (33296, 472171), (58268, 269812), (67453, 233072), (116536, 134906)]