208514974977

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1063}}^1\times {\mathrm{2243}}^1$

素因数の和:3435

約数の個数: 64

約数和(自身を含む): 320895590400

約数和(自身を除く): 112380615423

約数列:

[1, 3, 9, 27, 41, 79, 123, 237, 369, 711, 1063, 1107, 2133, 2243, 3189, 3239, 6729, 9567, 9717, 20187, 28701, 29151, 43583, 60561, 83977, 87453, 91963, 130749, 177197, 251931, 275889, 392247, 531591, 755793, 827667, 1176741, 1594773, 2267379, 2384309, 2483001, 3443057, 4784319, 7152927, 7265077, 10329171, 21458781, 21795231, 30987513, 64376343, 65385693, 92962539, 97756669, 188360411, 196157079, 293270007, 565081233, 879810021, 1695243699, 2639430063, 5085731097, 7722776851, 23168330553, 69504991659, 208514974977]

約数ペア:

[(1, 208514974977), (3, 69504991659), (9, 23168330553), (27, 7722776851), (41, 5085731097), (79, 2639430063), (123, 1695243699), (237, 879810021), (369, 565081233), (711, 293270007), (1063, 196157079), (1107, 188360411), (2133, 97756669), (2243, 92962539), (3189, 65385693), (3239, 64376343), (6729, 30987513), (9567, 21795231), (9717, 21458781), (20187, 10329171), (28701, 7265077), (29151, 7152927), (43583, 4784319), (60561, 3443057), (83977, 2483001), (87453, 2384309), (91963, 2267379), (130749, 1594773), (177197, 1176741), (251931, 827667), (275889, 755793), (392247, 531591)]