128567908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3607}}^1$

素因数の和:3704

約数の個数: 48

約数和(自身を含む): 274785280

約数和(自身を除く): 146217372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 67, 76, 133, 134, 266, 268, 469, 532, 938, 1273, 1876, 2546, 3607, 5092, 7214, 8911, 14428, 17822, 25249, 35644, 50498, 68533, 100996, 137066, 241669, 274132, 479731, 483338, 959462, 966676, 1691683, 1918924, 3383366, 4591711, 6766732, 9183422, 18366844, 32141977, 64283954, 128567908]

約数ペア:

[(1, 128567908), (2, 64283954), (4, 32141977), (7, 18366844), (14, 9183422), (19, 6766732), (28, 4591711), (38, 3383366), (67, 1918924), (76, 1691683), (133, 966676), (134, 959462), (266, 483338), (268, 479731), (469, 274132), (532, 241669), (938, 137066), (1273, 100996), (1876, 68533), (2546, 50498), (3607, 35644), (5092, 25249), (7214, 17822), (8911, 14428)]