78439144

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73721}}^1$

素因数の和:73753

約数の個数: 32

約数和(自身を含む): 176932800

約数和(自身を除く): 98493656

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 73721, 147442, 294884, 516047, 589768, 1032094, 1400699, 2064188, 2801398, 4128376, 5602796, 9804893, 11205592, 19609786, 39219572, 78439144]

約数ペア:

[(1, 78439144), (2, 39219572), (4, 19609786), (7, 11205592), (8, 9804893), (14, 5602796), (19, 4128376), (28, 2801398), (38, 2064188), (56, 1400699), (76, 1032094), (133, 589768), (152, 516047), (266, 294884), (532, 147442), (1064, 73721)]