66861536

素因数分解:

$2^5\times 7^1\times {\mathrm{421}}^1\times {\mathrm{709}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 151008480

約数和(自身を除く): 84146944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 421, 709, 842, 1418, 1684, 2836, 2947, 3368, 4963, 5672, 5894, 6736, 9926, 11344, 11788, 13472, 19852, 22688, 23576, 39704, 47152, 79408, 94304, 158816, 298489, 596978, 1193956, 2089423, 2387912, 4178846, 4775824, 8357692, 9551648, 16715384, 33430768, 66861536]

約数ペア:

[(1, 66861536), (2, 33430768), (4, 16715384), (7, 9551648), (8, 8357692), (14, 4775824), (16, 4178846), (28, 2387912), (32, 2089423), (56, 1193956), (112, 596978), (224, 298489), (421, 158816), (709, 94304), (842, 79408), (1418, 47152), (1684, 39704), (2836, 23576), (2947, 22688), (3368, 19852), (4963, 13472), (5672, 11788), (5894, 11344), (6736, 9926)]