220164558

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{1291}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 451600512

約数和(自身を除く): 231435954

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 661, 1291, 1322, 1983, 2582, 3873, 3966, 7746, 28423, 55513, 56846, 85269, 111026, 166539, 170538, 333078, 853351, 1706702, 2560053, 5120106, 36694093, 73388186, 110082279, 220164558]

約数ペア:

[(1, 220164558), (2, 110082279), (3, 73388186), (6, 36694093), (43, 5120106), (86, 2560053), (129, 1706702), (258, 853351), (661, 333078), (1291, 170538), (1322, 166539), (1983, 111026), (2582, 85269), (3873, 56846), (3966, 55513), (7746, 28423)]