78429988

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{30781}}^1$

素因数の和:30812

約数の個数: 36

約数和(自身を含む): 171948252

約数和(自身を除く): 93518264

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 30781, 61562, 123124, 215467, 400153, 430934, 800306, 861868, 1508269, 1600612, 2801071, 3016538, 5602142, 6033076, 11204284, 19607497, 39214994, 78429988]

約数ペア:

[(1, 78429988), (2, 39214994), (4, 19607497), (7, 11204284), (13, 6033076), (14, 5602142), (26, 3016538), (28, 2801071), (49, 1600612), (52, 1508269), (91, 861868), (98, 800306), (182, 430934), (196, 400153), (364, 215467), (637, 123124), (1274, 61562), (2548, 30781)]