1263291656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{72871}}^1$

素因数の和:73085

約数の個数: 32

約数和(自身を含む): 2597158080

約数和(自身を除く): 1333866424

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1576, 2167, 4334, 8668, 17336, 72871, 145742, 291484, 582968, 801581, 1603162, 3206324, 6412648, 14355587, 28711174, 57422348, 114844696, 157911457, 315822914, 631645828, 1263291656]

約数ペア:

[(1, 1263291656), (2, 631645828), (4, 315822914), (8, 157911457), (11, 114844696), (22, 57422348), (44, 28711174), (88, 14355587), (197, 6412648), (394, 3206324), (788, 1603162), (1576, 801581), (2167, 582968), (4334, 291484), (8668, 145742), (17336, 72871)]