217293822

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{757}}^1$

素因数の和:1233

約数の個数: 48

約数和(自身を含む): 485289792

約数和(自身を除く): 267995970

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 431, 666, 757, 862, 1293, 1514, 2271, 2586, 3879, 4542, 6813, 7758, 13626, 15947, 28009, 31894, 47841, 56018, 84027, 95682, 143523, 168054, 252081, 287046, 326267, 504162, 652534, 978801, 1957602, 2936403, 5872806, 12071879, 24143758, 36215637, 72431274, 108646911, 217293822]

約数ペア:

[(1, 217293822), (2, 108646911), (3, 72431274), (6, 36215637), (9, 24143758), (18, 12071879), (37, 5872806), (74, 2936403), (111, 1957602), (222, 978801), (333, 652534), (431, 504162), (666, 326267), (757, 287046), (862, 252081), (1293, 168054), (1514, 143523), (2271, 95682), (2586, 84027), (3879, 56018), (4542, 47841), (6813, 31894), (7758, 28009), (13626, 15947)]