181312656

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{539621}}^1$

素因数の和:539639

約数の個数: 40

約数和(自身を含む): 535305024

約数和(自身を除く): 353992368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 539621, 1079242, 1618863, 2158484, 3237726, 3777347, 4316968, 6475452, 7554694, 8633936, 11332041, 12950904, 15109388, 22664082, 25901808, 30218776, 45328164, 60437552, 90656328, 181312656]

約数ペア:

[(1, 181312656), (2, 90656328), (3, 60437552), (4, 45328164), (6, 30218776), (7, 25901808), (8, 22664082), (12, 15109388), (14, 12950904), (16, 11332041), (21, 8633936), (24, 7554694), (28, 6475452), (42, 4316968), (48, 3777347), (56, 3237726), (84, 2158484), (112, 1618863), (168, 1079242), (336, 539621)]