66945944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2671}}^1$

素因数の和:2931

約数の個数: 32

約数和(自身を含む): 135791040

約数和(自身を除く): 68845096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 241, 482, 964, 1928, 2671, 3133, 5342, 6266, 10684, 12532, 21368, 25064, 34723, 69446, 138892, 277784, 643711, 1287422, 2574844, 5149688, 8368243, 16736486, 33472972, 66945944]

約数ペア:

[(1, 66945944), (2, 33472972), (4, 16736486), (8, 8368243), (13, 5149688), (26, 2574844), (52, 1287422), (104, 643711), (241, 277784), (482, 138892), (964, 69446), (1928, 34723), (2671, 25064), (3133, 21368), (5342, 12532), (6266, 10684)]